title level 1 ## title level 2..

bold italics

R markdown is known as literate programming- mroe elaborate way to write everything down

  1. load packages
  2. source(x.r) – here, bring in functions.r which has other functions in it this way, you can load in all functions instead of loading them later. You can store all functions in this file and call at the beginging. source is also a useful if you have many functions that overlap for different projects so you can have all the functions in one place and call them all in different locations so you dont loose them
library(tidyverse)
## Loading tidyverse: ggplot2
## Loading tidyverse: tibble
## Loading tidyverse: tidyr
## Loading tidyverse: readr
## Loading tidyverse: purrr
## Loading tidyverse: dplyr
## Conflicts with tidy packages ----------------------------------------------
## filter(): dplyr, stats
## lag():    dplyr, stats
library(plotly)
## 
## Attaching package: 'plotly'
## The following object is masked from 'package:ggplot2':
## 
##     last_plot
## The following object is masked from 'package:stats':
## 
##     filter
## The following object is masked from 'package:graphics':
## 
##     layout
source("functions.r")

Download Data

Downloaded a file into R

download.file("https://raw.githubusercontent.com/swcarpentry/r-novice-gapminder/gh-pages/_episodes_rmd/data/gapminder-FiveYearData.csv", destfile = "data/gapminder-FiveYearData.csv")

Read and Display Data

gapminder<- read.csv("data/gapminder-FiveYearData.csv")
head(gapminder)
##       country year      pop continent lifeExp gdpPercap
## 1 Afghanistan 1952  8425333      Asia  28.801  779.4453
## 2 Afghanistan 1957  9240934      Asia  30.332  820.8530
## 3 Afghanistan 1962 10267083      Asia  31.997  853.1007
## 4 Afghanistan 1967 11537966      Asia  34.020  836.1971
## 5 Afghanistan 1972 13079460      Asia  36.088  739.9811
## 6 Afghanistan 1977 14880372      Asia  38.438  786.1134

Plot Data

what is the life expectancy of those years

p <- ggplot(data=gapminder,aes(x=year,y=lifeExp)) +
    geom_point()

p

let’s make it interactive

ggplotly(p)
## We recommend that you use the dev version of ggplot2 with `ggplotly()`
## Install it with: `devtools::install_github('hadley/ggplot2')`

Making your own functions

If you are repeating yourself in your code, you may be able to solve that problem by making your own function!

newfunctionname<- function(argument1, argument2){ arg1+arg2 }

example here is standard error – sd= standard dev sqrt= suqare root length- gives the sameple size bc counts how many are in the sample

on the right, there will be a new section with functions that will display se (above, we have loaded in an R script with functions in it so dont need to load them everytime separately- kind of like installing a package, but it will show up in the environment) roxygen package (look into?)

se<- function(x){
  sd(x)/sqrt(length(x))
}

try it on data: 1. make a data set 2. se(dataset)

cars<- c(3,4,5,6,7,10)

se(cars)
## [1] 1.013794

Data manipulation with dplyr

You will likely want to get subsections of your dataframe and/or calculate means of a variable for a certain subsection, dplyr is your friend! – (put into single quotes for a function in R) learn to select columns from a dataframe with a-d columns : select(data.frame, a,c)

can also exlude a subsection of data select(data.frame, -a,-c)

look at the names by names() or row.names()

gapminder <- read.csv("data/gapminder-FiveYearData.csv")
year_country_gdp <- select(gapminder, year, country, gdpPercap)
year_country_gdp<- select(gapminder,-pop, -continent, -lifeExp)
names(year_country_gdp)
## [1] "country"   "year"      "gdpPercap"

then we want to filter this is the same as select but for rows can use logical vectors as arguments can use pipes to filter %>% this is a pipe its saying i want all of the before to be the first argument of the filter (so dont need to retype in the filter section– dont need gapminder$continent if you filter this way, also building layers)

year_country_gdp_euro <- select(gapminder, year, country, gdpPercap) %>% filter(continent==“Europe”)

–use ctrl+shift+M for a shortcut to %>%

the above wont work bc removed continent but hten looking for continent

add a period in the first argument location bc we already specified part of the dataframe (which is always the first argument, so we essentially leave it blank)–> select(.,year, country, gdpPercap)

year_country_gdp_euro <- gapminder %>% 
  filter(continent=="Europe") %>%
  select(.,year, country, gdpPercap)

the eqivalent without pipes would be: euro<- filter (gapminder, continent=“Europe”) year_country_gdp_euro<- select (euro,year,country,gdpPercap)

need to create an intermediate function of “euro” - order is very important reason to use pipes is not to rewrite the files over and over

exploring the amaxzing ‘group_by’ and ‘summarize’ functions

groupby– alows you to take one big dataframe and separate them and do functions separately do suboperattions separately with summarize use group_by summarize together

summarize- will make a new column mean_gdp- new name of the column =mean(gdpPercap)- the value within this new column

add a new column with standard error of this gdp

mean_gdp_percountry<- gapminder %>%
  group_by(country) %>% 
  summarize(mean_gdp=mean(gdpPercap), se_gdp=se(gdpPercap))

mean_gdp_percountry
## # A tibble: 142 x 3
##        country   mean_gdp     se_gdp
##         <fctr>      <dbl>      <dbl>
##  1 Afghanistan   802.6746   31.23550
##  2     Albania  3255.3666  344.20223
##  3     Algeria  4426.0260  378.26190
##  4      Angola  3607.1005  336.56641
##  5   Argentina  8955.5538  537.68144
##  6   Australia 19980.5956 2256.11315
##  7     Austria 20411.9163 2787.23968
##  8     Bahrain 18077.6639 1563.29518
##  9  Bangladesh   817.5588   67.86165
## 10     Belgium 19900.7581 2422.32683
## # ... with 132 more rows

task: get mean, se, and sample size for lifeExp by continent

can get the sample size 2 ways: length(continent) or n() (can be blank inside, built in function to ‘diplyr’)

mean_life_percontinent<- gapminder %>%
  group_by(continent) %>% 
  summarize(mean_life_expectancy=mean(lifeExp), se_life_expectancy=se(lifeExp), sample_size=n())

mean_life_percontinent
## # A tibble: 5 x 4
##   continent mean_life_expectancy se_life_expectancy sample_size
##      <fctr>                <dbl>              <dbl>       <int>
## 1    Africa             48.86533          0.3663016         624
## 2  Americas             64.65874          0.5395389         300
## 3      Asia             60.06490          0.5962151         396
## 4    Europe             71.90369          0.2863536         360
## 5   Oceania             74.32621          0.7747759          24

can group by multiple things here, added by country to continent

mean_life_percontinent<- gapminder %>%
  group_by(continent,country) %>% 
  summarize(mean_life_expectancy=mean(lifeExp), se_life_expectancy=se(lifeExp), sample_size=n())

mean_life_percontinent
## # A tibble: 142 x 5
## # Groups:   continent [?]
##    continent                  country mean_life_expectancy
##       <fctr>                   <fctr>                <dbl>
##  1    Africa                  Algeria             59.03017
##  2    Africa                   Angola             37.88350
##  3    Africa                    Benin             48.77992
##  4    Africa                 Botswana             54.59750
##  5    Africa             Burkina Faso             44.69400
##  6    Africa                  Burundi             44.81733
##  7    Africa                 Cameroon             48.12850
##  8    Africa Central African Republic             43.86692
##  9    Africa                     Chad             46.77358
## 10    Africa                  Comoros             52.38175
## # ... with 132 more rows, and 2 more variables: se_life_expectancy <dbl>,
## #   sample_size <int>

combine diplyr with ggplot (select is rows, filter is column) the pipes move it to ggplot, whatevercame before the pipe is moved later once you call ggplot, the dataframe is fed into a plot so thats the output add labels with +labs(x=“”, y=“”, title=“”)

save plots with ggsave save data with write.csv –> folder “output” already exists

euro_countries <- gapminder %>% 
  filter(continent== "Europe") %>% 
  ggplot(aes(x=year,y=lifeExp, color=country)) +geom_line() + facet_wrap(~country) +labs(y= "Life Expectancy", x="Year", title= "Life Expectancy by Country per Year")

euro_countries

ggsave("output/euro.png")
## Saving 7 x 5 in image
write.csv(mean_gdp_percountry, "output/mean_gdp_percountry.csv")

(look up group_by and mutate together)

Data manipulation with tidyr

R likes to have ‘long’ format data where every row is an observation and you have a single column for ‘observations’ the others serve to identify that observation. (exceptions apply when you have multiple types of observations) To switch back and forth from ‘wide’ (how we typically enter data in a spreadsheet) to ‘long’ use tidyr

wide- how we usually view our data long- stacked data, how the computer prefers it

first load in gapminder see that it is wide, go to long format gather will stack columns and keep IDs together

obstype- starts_with- like select command in diplyr - give it a small prompt that says select all the columns that start with X and will gather them together in one column - so it will change the way it looks

this will create a new file that stacks population, then life Expectancy, and gdp all organized by year– all values of these are in a new column (obs_value)

you can also remove starts_with and have 3:38

# command to download the 'wide' data
download.file("https://raw.githubusercontent.com/swcarpentry/r-novice-gapminder/gh-pages/data/gapminder_wide.csv", destfile = "data/gapminder_wide.csv")

gapminder_wide<- read.csv("data/gapminder_wide.csv")
gap_long <- gapminder_wide %>% 
  gather(obstype_year, obs_value, starts_with('pop'), starts_with('lifeExp'), starts_with('gdpPercap'))

head(gap_long)
##   continent      country obstype_year obs_value
## 1    Africa      Algeria     pop_1952   9279525
## 2    Africa       Angola     pop_1952   4232095
## 3    Africa        Benin     pop_1952   1738315
## 4    Africa     Botswana     pop_1952    442308
## 5    Africa Burkina Faso     pop_1952   4469979
## 6    Africa      Burundi     pop_1952   2445618

now separate the observation and the year using the sep function make a vector of the 2 things you are separating with titles separate by underscore sep=“_"

pipes also help you build things once you know they work (they can also change the shape of the data frame)

spread is opposite of gap – look up more

gap_normal <- gap_long %>% 
  separate(obstype_year, into=c("obs_type", "obs_year"), sep="_") %>% 
  spread(obs_type, obs_value)
head(gap_normal)
##   continent country obs_year gdpPercap lifeExp      pop
## 1    Africa Algeria     1952  2449.008  43.077  9279525
## 2    Africa Algeria     1957  3013.976  45.685 10270856
## 3    Africa Algeria     1962  2550.817  48.303 11000948
## 4    Africa Algeria     1967  3246.992  51.407 12760499
## 5    Africa Algeria     1972  4182.664  54.518 14760787
## 6    Africa Algeria     1977  4910.417  58.014 17152804

compare data frames

all.equal(gapminder,gap_normal)
##  [1] "Names: 5 string mismatches"                                                                            
##  [2] "Component 1: Attributes: < Component \"levels\": Lengths (142, 5) differ (string compare on first 5) >"
##  [3] "Component 1: Attributes: < Component \"levels\": 5 string mismatches >"                                
##  [4] "Component 1: 1704 string mismatches"                                                                   
##  [5] "Component 2: Attributes: < target is NULL, current is list >"                                          
##  [6] "Component 2: target is numeric, current is factor"                                                     
##  [7] "Component 3: Modes: numeric, character"                                                                
##  [8] "Component 3: target is numeric, current is character"                                                  
##  [9] "Component 4: 'current' is not a factor"                                                                
## [10] "Component \"lifeExp\": Mean relative difference: 0.203822"                                             
## [11] "Component 6: Mean relative difference: 4101.546"

now rearrange data to make it equal bc wasnt equal before

gap_normal <- gap_normal %>% 
  arrange(country,continent,obs_year)

gap_normal
##      continent                  country obs_year   gdpPercap  lifeExp
## 1         Asia              Afghanistan     1952    779.4453 28.80100
## 2         Asia              Afghanistan     1957    820.8530 30.33200
## 3         Asia              Afghanistan     1962    853.1007 31.99700
## 4         Asia              Afghanistan     1967    836.1971 34.02000
## 5         Asia              Afghanistan     1972    739.9811 36.08800
## 6         Asia              Afghanistan     1977    786.1134 38.43800
## 7         Asia              Afghanistan     1982    978.0114 39.85400
## 8         Asia              Afghanistan     1987    852.3959 40.82200
## 9         Asia              Afghanistan     1992    649.3414 41.67400
## 10        Asia              Afghanistan     1997    635.3414 41.76300
## 11        Asia              Afghanistan     2002    726.7341 42.12900
## 12        Asia              Afghanistan     2007    974.5803 43.82800
## 13      Europe                  Albania     1952   1601.0561 55.23000
## 14      Europe                  Albania     1957   1942.2842 59.28000
## 15      Europe                  Albania     1962   2312.8890 64.82000
## 16      Europe                  Albania     1967   2760.1969 66.22000
## 17      Europe                  Albania     1972   3313.4222 67.69000
## 18      Europe                  Albania     1977   3533.0039 68.93000
## 19      Europe                  Albania     1982   3630.8807 70.42000
## 20      Europe                  Albania     1987   3738.9327 72.00000
## 21      Europe                  Albania     1992   2497.4379 71.58100
## 22      Europe                  Albania     1997   3193.0546 72.95000
## 23      Europe                  Albania     2002   4604.2117 75.65100
## 24      Europe                  Albania     2007   5937.0295 76.42300
## 25      Africa                  Algeria     1952   2449.0082 43.07700
## 26      Africa                  Algeria     1957   3013.9760 45.68500
## 27      Africa                  Algeria     1962   2550.8169 48.30300
## 28      Africa                  Algeria     1967   3246.9918 51.40700
## 29      Africa                  Algeria     1972   4182.6638 54.51800
## 30      Africa                  Algeria     1977   4910.4168 58.01400
## 31      Africa                  Algeria     1982   5745.1602 61.36800
## 32      Africa                  Algeria     1987   5681.3585 65.79900
## 33      Africa                  Algeria     1992   5023.2166 67.74400
## 34      Africa                  Algeria     1997   4797.2951 69.15200
## 35      Africa                  Algeria     2002   5288.0404 70.99400
## 36      Africa                  Algeria     2007   6223.3675 72.30100
## 37      Africa                   Angola     1952   3520.6103 30.01500
## 38      Africa                   Angola     1957   3827.9405 31.99900
## 39      Africa                   Angola     1962   4269.2767 34.00000
## 40      Africa                   Angola     1967   5522.7764 35.98500
## 41      Africa                   Angola     1972   5473.2880 37.92800
## 42      Africa                   Angola     1977   3008.6474 39.48300
## 43      Africa                   Angola     1982   2756.9537 39.94200
## 44      Africa                   Angola     1987   2430.2083 39.90600
## 45      Africa                   Angola     1992   2627.8457 40.64700
## 46      Africa                   Angola     1997   2277.1409 40.96300
## 47      Africa                   Angola     2002   2773.2873 41.00300
## 48      Africa                   Angola     2007   4797.2313 42.73100
## 49    Americas                Argentina     1952   5911.3151 62.48500
## 50    Americas                Argentina     1957   6856.8562 64.39900
## 51    Americas                Argentina     1962   7133.1660 65.14200
## 52    Americas                Argentina     1967   8052.9530 65.63400
## 53    Americas                Argentina     1972   9443.0385 67.06500
## 54    Americas                Argentina     1977  10079.0267 68.48100
## 55    Americas                Argentina     1982   8997.8974 69.94200
## 56    Americas                Argentina     1987   9139.6714 70.77400
## 57    Americas                Argentina     1992   9308.4187 71.86800
## 58    Americas                Argentina     1997  10967.2820 73.27500
## 59    Americas                Argentina     2002   8797.6407 74.34000
## 60    Americas                Argentina     2007  12779.3796 75.32000
## 61     Oceania                Australia     1952  10039.5956 69.12000
## 62     Oceania                Australia     1957  10949.6496 70.33000
## 63     Oceania                Australia     1962  12217.2269 70.93000
## 64     Oceania                Australia     1967  14526.1246 71.10000
## 65     Oceania                Australia     1972  16788.6295 71.93000
## 66     Oceania                Australia     1977  18334.1975 73.49000
## 67     Oceania                Australia     1982  19477.0093 74.74000
## 68     Oceania                Australia     1987  21888.8890 76.32000
## 69     Oceania                Australia     1992  23424.7668 77.56000
## 70     Oceania                Australia     1997  26997.9366 78.83000
## 71     Oceania                Australia     2002  30687.7547 80.37000
## 72     Oceania                Australia     2007  34435.3674 81.23500
## 73      Europe                  Austria     1952   6137.0765 66.80000
## 74      Europe                  Austria     1957   8842.5980 67.48000
## 75      Europe                  Austria     1962  10750.7211 69.54000
## 76      Europe                  Austria     1967  12834.6024 70.14000
## 77      Europe                  Austria     1972  16661.6256 70.63000
## 78      Europe                  Austria     1977  19749.4223 72.17000
## 79      Europe                  Austria     1982  21597.0836 73.18000
## 80      Europe                  Austria     1987  23687.8261 74.94000
## 81      Europe                  Austria     1992  27042.0187 76.04000
## 82      Europe                  Austria     1997  29095.9207 77.51000
## 83      Europe                  Austria     2002  32417.6077 78.98000
## 84      Europe                  Austria     2007  36126.4927 79.82900
## 85        Asia                  Bahrain     1952   9867.0848 50.93900
## 86        Asia                  Bahrain     1957  11635.7995 53.83200
## 87        Asia                  Bahrain     1962  12753.2751 56.92300
## 88        Asia                  Bahrain     1967  14804.6727 59.92300
## 89        Asia                  Bahrain     1972  18268.6584 63.30000
## 90        Asia                  Bahrain     1977  19340.1020 65.59300
## 91        Asia                  Bahrain     1982  19211.1473 69.05200
## 92        Asia                  Bahrain     1987  18524.0241 70.75000
## 93        Asia                  Bahrain     1992  19035.5792 72.60100
## 94        Asia                  Bahrain     1997  20292.0168 73.92500
## 95        Asia                  Bahrain     2002  23403.5593 74.79500
## 96        Asia                  Bahrain     2007  29796.0483 75.63500
## 97        Asia               Bangladesh     1952    684.2442 37.48400
## 98        Asia               Bangladesh     1957    661.6375 39.34800
## 99        Asia               Bangladesh     1962    686.3416 41.21600
## 100       Asia               Bangladesh     1967    721.1861 43.45300
## 101       Asia               Bangladesh     1972    630.2336 45.25200
## 102       Asia               Bangladesh     1977    659.8772 46.92300
## 103       Asia               Bangladesh     1982    676.9819 50.00900
## 104       Asia               Bangladesh     1987    751.9794 52.81900
## 105       Asia               Bangladesh     1992    837.8102 56.01800
## 106       Asia               Bangladesh     1997    972.7700 59.41200
## 107       Asia               Bangladesh     2002   1136.3904 62.01300
## 108       Asia               Bangladesh     2007   1391.2538 64.06200
## 109     Europe                  Belgium     1952   8343.1051 68.00000
## 110     Europe                  Belgium     1957   9714.9606 69.24000
## 111     Europe                  Belgium     1962  10991.2068 70.25000
## 112     Europe                  Belgium     1967  13149.0412 70.94000
## 113     Europe                  Belgium     1972  16672.1436 71.44000
## 114     Europe                  Belgium     1977  19117.9745 72.80000
## 115     Europe                  Belgium     1982  20979.8459 73.93000
## 116     Europe                  Belgium     1987  22525.5631 75.35000
## 117     Europe                  Belgium     1992  25575.5707 76.46000
## 118     Europe                  Belgium     1997  27561.1966 77.53000
## 119     Europe                  Belgium     2002  30485.8838 78.32000
## 120     Europe                  Belgium     2007  33692.6051 79.44100
## 121     Africa                    Benin     1952   1062.7522 38.22300
## 122     Africa                    Benin     1957    959.6011 40.35800
## 123     Africa                    Benin     1962    949.4991 42.61800
## 124     Africa                    Benin     1967   1035.8314 44.88500
## 125     Africa                    Benin     1972   1085.7969 47.01400
## 126     Africa                    Benin     1977   1029.1613 49.19000
## 127     Africa                    Benin     1982   1277.8976 50.90400
## 128     Africa                    Benin     1987   1225.8560 52.33700
## 129     Africa                    Benin     1992   1191.2077 53.91900
## 130     Africa                    Benin     1997   1232.9753 54.77700
## 131     Africa                    Benin     2002   1372.8779 54.40600
## 132     Africa                    Benin     2007   1441.2849 56.72800
## 133   Americas                  Bolivia     1952   2677.3263 40.41400
## 134   Americas                  Bolivia     1957   2127.6863 41.89000
## 135   Americas                  Bolivia     1962   2180.9725 43.42800
## 136   Americas                  Bolivia     1967   2586.8861 45.03200
## 137   Americas                  Bolivia     1972   2980.3313 46.71400
## 138   Americas                  Bolivia     1977   3548.0978 50.02300
## 139   Americas                  Bolivia     1982   3156.5105 53.85900
## 140   Americas                  Bolivia     1987   2753.6915 57.25100
## 141   Americas                  Bolivia     1992   2961.6997 59.95700
## 142   Americas                  Bolivia     1997   3326.1432 62.05000
## 143   Americas                  Bolivia     2002   3413.2627 63.88300
## 144   Americas                  Bolivia     2007   3822.1371 65.55400
## 145     Europe   Bosnia and Herzegovina     1952    973.5332 53.82000
## 146     Europe   Bosnia and Herzegovina     1957   1353.9892 58.45000
## 147     Europe   Bosnia and Herzegovina     1962   1709.6837 61.93000
## 148     Europe   Bosnia and Herzegovina     1967   2172.3524 64.79000
## 149     Europe   Bosnia and Herzegovina     1972   2860.1698 67.45000
## 150     Europe   Bosnia and Herzegovina     1977   3528.4813 69.86000
## 151     Europe   Bosnia and Herzegovina     1982   4126.6132 70.69000
## 152     Europe   Bosnia and Herzegovina     1987   4314.1148 71.14000
## 153     Europe   Bosnia and Herzegovina     1992   2546.7814 72.17800
## 154     Europe   Bosnia and Herzegovina     1997   4766.3559 73.24400
## 155     Europe   Bosnia and Herzegovina     2002   6018.9752 74.09000
## 156     Europe   Bosnia and Herzegovina     2007   7446.2988 74.85200
## 157     Africa                 Botswana     1952    851.2411 47.62200
## 158     Africa                 Botswana     1957    918.2325 49.61800
## 159     Africa                 Botswana     1962    983.6540 51.52000
## 160     Africa                 Botswana     1967   1214.7093 53.29800
## 161     Africa                 Botswana     1972   2263.6111 56.02400
## 162     Africa                 Botswana     1977   3214.8578 59.31900
## 163     Africa                 Botswana     1982   4551.1421 61.48400
## 164     Africa                 Botswana     1987   6205.8839 63.62200
## 165     Africa                 Botswana     1992   7954.1116 62.74500
## 166     Africa                 Botswana     1997   8647.1423 52.55600
## 167     Africa                 Botswana     2002  11003.6051 46.63400
## 168     Africa                 Botswana     2007  12569.8518 50.72800
## 169   Americas                   Brazil     1952   2108.9444 50.91700
## 170   Americas                   Brazil     1957   2487.3660 53.28500
## 171   Americas                   Brazil     1962   3336.5858 55.66500
## 172   Americas                   Brazil     1967   3429.8644 57.63200
## 173   Americas                   Brazil     1972   4985.7115 59.50400
## 174   Americas                   Brazil     1977   6660.1187 61.48900
## 175   Americas                   Brazil     1982   7030.8359 63.33600
## 176   Americas                   Brazil     1987   7807.0958 65.20500
## 177   Americas                   Brazil     1992   6950.2830 67.05700
## 178   Americas                   Brazil     1997   7957.9808 69.38800
## 179   Americas                   Brazil     2002   8131.2128 71.00600
## 180   Americas                   Brazil     2007   9065.8008 72.39000
## 181     Europe                 Bulgaria     1952   2444.2866 59.60000
## 182     Europe                 Bulgaria     1957   3008.6707 66.61000
## 183     Europe                 Bulgaria     1962   4254.3378 69.51000
## 184     Europe                 Bulgaria     1967   5577.0028 70.42000
## 185     Europe                 Bulgaria     1972   6597.4944 70.90000
## 186     Europe                 Bulgaria     1977   7612.2404 70.81000
## 187     Europe                 Bulgaria     1982   8224.1916 71.08000
## 188     Europe                 Bulgaria     1987   8239.8548 71.34000
## 189     Europe                 Bulgaria     1992   6302.6234 71.19000
## 190     Europe                 Bulgaria     1997   5970.3888 70.32000
## 191     Europe                 Bulgaria     2002   7696.7777 72.14000
## 192     Europe                 Bulgaria     2007  10680.7928 73.00500
## 193     Africa             Burkina Faso     1952    543.2552 31.97500
## 194     Africa             Burkina Faso     1957    617.1835 34.90600
## 195     Africa             Burkina Faso     1962    722.5120 37.81400
## 196     Africa             Burkina Faso     1967    794.8266 40.69700
## 197     Africa             Burkina Faso     1972    854.7360 43.59100
## 198     Africa             Burkina Faso     1977    743.3870 46.13700
## 199     Africa             Burkina Faso     1982    807.1986 48.12200
## 200     Africa             Burkina Faso     1987    912.0631 49.55700
## 201     Africa             Burkina Faso     1992    931.7528 50.26000
## 202     Africa             Burkina Faso     1997    946.2950 50.32400
## 203     Africa             Burkina Faso     2002   1037.6452 50.65000
## 204     Africa             Burkina Faso     2007   1217.0330 52.29500
## 205     Africa                  Burundi     1952    339.2965 39.03100
## 206     Africa                  Burundi     1957    379.5646 40.53300
## 207     Africa                  Burundi     1962    355.2032 42.04500
## 208     Africa                  Burundi     1967    412.9775 43.54800
## 209     Africa                  Burundi     1972    464.0995 44.05700
## 210     Africa                  Burundi     1977    556.1033 45.91000
## 211     Africa                  Burundi     1982    559.6032 47.47100
## 212     Africa                  Burundi     1987    621.8188 48.21100
## 213     Africa                  Burundi     1992    631.6999 44.73600
## 214     Africa                  Burundi     1997    463.1151 45.32600
## 215     Africa                  Burundi     2002    446.4035 47.36000
## 216     Africa                  Burundi     2007    430.0707 49.58000
## 217       Asia                 Cambodia     1952    368.4693 39.41700
## 218       Asia                 Cambodia     1957    434.0383 41.36600
## 219       Asia                 Cambodia     1962    496.9136 43.41500
## 220       Asia                 Cambodia     1967    523.4323 45.41500
## 221       Asia                 Cambodia     1972    421.6240 40.31700
## 222       Asia                 Cambodia     1977    524.9722 31.22000
## 223       Asia                 Cambodia     1982    624.4755 50.95700
## 224       Asia                 Cambodia     1987    683.8956 53.91400
## 225       Asia                 Cambodia     1992    682.3032 55.80300
## 226       Asia                 Cambodia     1997    734.2852 56.53400
## 227       Asia                 Cambodia     2002    896.2260 56.75200
## 228       Asia                 Cambodia     2007   1713.7787 59.72300
## 229     Africa                 Cameroon     1952   1172.6677 38.52300
## 230     Africa                 Cameroon     1957   1313.0481 40.42800
## 231     Africa                 Cameroon     1962   1399.6074 42.64300
## 232     Africa                 Cameroon     1967   1508.4531 44.79900
## 233     Africa                 Cameroon     1972   1684.1465 47.04900
## 234     Africa                 Cameroon     1977   1783.4329 49.35500
## 235     Africa                 Cameroon     1982   2367.9833 52.96100
## 236     Africa                 Cameroon     1987   2602.6642 54.98500
## 237     Africa                 Cameroon     1992   1793.1633 54.31400
## 238     Africa                 Cameroon     1997   1694.3375 52.19900
## 239     Africa                 Cameroon     2002   1934.0114 49.85600
## 240     Africa                 Cameroon     2007   2042.0952 50.43000
## 241   Americas                   Canada     1952  11367.1611 68.75000
## 242   Americas                   Canada     1957  12489.9501 69.96000
## 243   Americas                   Canada     1962  13462.4855 71.30000
## 244   Americas                   Canada     1967  16076.5880 72.13000
## 245   Americas                   Canada     1972  18970.5709 72.88000
## 246   Americas                   Canada     1977  22090.8831 74.21000
## 247   Americas                   Canada     1982  22898.7921 75.76000
## 248   Americas                   Canada     1987  26626.5150 76.86000
## 249   Americas                   Canada     1992  26342.8843 77.95000
## 250   Americas                   Canada     1997  28954.9259 78.61000
## 251   Americas                   Canada     2002  33328.9651 79.77000
## 252   Americas                   Canada     2007  36319.2350 80.65300
## 253     Africa Central African Republic     1952   1071.3107 35.46300
## 254     Africa Central African Republic     1957   1190.8443 37.46400
## 255     Africa Central African Republic     1962   1193.0688 39.47500
## 256     Africa Central African Republic     1967   1136.0566 41.47800
## 257     Africa Central African Republic     1972   1070.0133 43.45700
## 258     Africa Central African Republic     1977   1109.3743 46.77500
## 259     Africa Central African Republic     1982    956.7530 48.29500
## 260     Africa Central African Republic     1987    844.8764 50.48500
## 261     Africa Central African Republic     1992    747.9055 49.39600
## 262     Africa Central African Republic     1997    740.5063 46.06600
## 263     Africa Central African Republic     2002    738.6906 43.30800
## 264     Africa Central African Republic     2007    706.0165 44.74100
## 265     Africa                     Chad     1952   1178.6659 38.09200
## 266     Africa                     Chad     1957   1308.4956 39.88100
## 267     Africa                     Chad     1962   1389.8176 41.71600
## 268     Africa                     Chad     1967   1196.8106 43.60100
## 269     Africa                     Chad     1972   1104.1040 45.56900
## 270     Africa                     Chad     1977   1133.9850 47.38300
## 271     Africa                     Chad     1982    797.9081 49.51700
## 272     Africa                     Chad     1987    952.3861 51.05100
## 273     Africa                     Chad     1992   1058.0643 51.72400
## 274     Africa                     Chad     1997   1004.9614 51.57300
## 275     Africa                     Chad     2002   1156.1819 50.52500
## 276     Africa                     Chad     2007   1704.0637 50.65100
## 277   Americas                    Chile     1952   3939.9788 54.74500
## 278   Americas                    Chile     1957   4315.6227 56.07400
## 279   Americas                    Chile     1962   4519.0943 57.92400
## 280   Americas                    Chile     1967   5106.6543 60.52300
## 281   Americas                    Chile     1972   5494.0244 63.44100
## 282   Americas                    Chile     1977   4756.7638 67.05200
## 283   Americas                    Chile     1982   5095.6657 70.56500
## 284   Americas                    Chile     1987   5547.0638 72.49200
## 285   Americas                    Chile     1992   7596.1260 74.12600
## 286   Americas                    Chile     1997  10118.0532 75.81600
## 287   Americas                    Chile     2002  10778.7838 77.86000
## 288   Americas                    Chile     2007  13171.6388 78.55300
## 289       Asia                    China     1952    400.4486 44.00000
## 290       Asia                    China     1957    575.9870 50.54896
## 291       Asia                    China     1962    487.6740 44.50136
## 292       Asia                    China     1967    612.7057 58.38112
## 293       Asia                    China     1972    676.9001 63.11888
## 294       Asia                    China     1977    741.2375 63.96736
## 295       Asia                    China     1982    962.4214 65.52500
## 296       Asia                    China     1987   1378.9040 67.27400
## 297       Asia                    China     1992   1655.7842 68.69000
## 298       Asia                    China     1997   2289.2341 70.42600
## 299       Asia                    China     2002   3119.2809 72.02800
## 300       Asia                    China     2007   4959.1149 72.96100
## 301   Americas                 Colombia     1952   2144.1151 50.64300
## 302   Americas                 Colombia     1957   2323.8056 55.11800
## 303   Americas                 Colombia     1962   2492.3511 57.86300
## 304   Americas                 Colombia     1967   2678.7298 59.96300
## 305   Americas                 Colombia     1972   3264.6600 61.62300
## 306   Americas                 Colombia     1977   3815.8079 63.83700
## 307   Americas                 Colombia     1982   4397.5757 66.65300
## 308   Americas                 Colombia     1987   4903.2191 67.76800
## 309   Americas                 Colombia     1992   5444.6486 68.42100
## 310   Americas                 Colombia     1997   6117.3617 70.31300
## 311   Americas                 Colombia     2002   5755.2600 71.68200
## 312   Americas                 Colombia     2007   7006.5804 72.88900
## 313     Africa                  Comoros     1952   1102.9909 40.71500
## 314     Africa                  Comoros     1957   1211.1485 42.46000
## 315     Africa                  Comoros     1962   1406.6483 44.46700
## 316     Africa                  Comoros     1967   1876.0296 46.47200
## 317     Africa                  Comoros     1972   1937.5777 48.94400
## 318     Africa                  Comoros     1977   1172.6030 50.93900
## 319     Africa                  Comoros     1982   1267.1001 52.93300
## 320     Africa                  Comoros     1987   1315.9808 54.92600
## 321     Africa                  Comoros     1992   1246.9074 57.93900
## 322     Africa                  Comoros     1997   1173.6182 60.66000
## 323     Africa                  Comoros     2002   1075.8116 62.97400
## 324     Africa                  Comoros     2007    986.1479 65.15200
## 325     Africa          Congo Dem. Rep.     1952    780.5423 39.14300
## 326     Africa          Congo Dem. Rep.     1957    905.8602 40.65200
## 327     Africa          Congo Dem. Rep.     1962    896.3146 42.12200
## 328     Africa          Congo Dem. Rep.     1967    861.5932 44.05600
## 329     Africa          Congo Dem. Rep.     1972    904.8961 45.98900
## 330     Africa          Congo Dem. Rep.     1977    795.7573 47.80400
## 331     Africa          Congo Dem. Rep.     1982    673.7478 47.78400
## 332     Africa          Congo Dem. Rep.     1987    672.7748 47.41200
## 333     Africa          Congo Dem. Rep.     1992    457.7192 45.54800
## 334     Africa          Congo Dem. Rep.     1997    312.1884 42.58700
## 335     Africa          Congo Dem. Rep.     2002    241.1659 44.96600
## 336     Africa          Congo Dem. Rep.     2007    277.5519 46.46200
## 337     Africa               Congo Rep.     1952   2125.6214 42.11100
## 338     Africa               Congo Rep.     1957   2315.0566 45.05300
## 339     Africa               Congo Rep.     1962   2464.7832 48.43500
## 340     Africa               Congo Rep.     1967   2677.9396 52.04000
## 341     Africa               Congo Rep.     1972   3213.1527 54.90700
## 342     Africa               Congo Rep.     1977   3259.1790 55.62500
## 343     Africa               Congo Rep.     1982   4879.5075 56.69500
## 344     Africa               Congo Rep.     1987   4201.1949 57.47000
## 345     Africa               Congo Rep.     1992   4016.2395 56.43300
## 346     Africa               Congo Rep.     1997   3484.1644 52.96200
## 347     Africa               Congo Rep.     2002   3484.0620 52.97000
## 348     Africa               Congo Rep.     2007   3632.5578 55.32200
## 349   Americas               Costa Rica     1952   2627.0095 57.20600
## 350   Americas               Costa Rica     1957   2990.0108 60.02600
## 351   Americas               Costa Rica     1962   3460.9370 62.84200
## 352   Americas               Costa Rica     1967   4161.7278 65.42400
## 353   Americas               Costa Rica     1972   5118.1469 67.84900
## 354   Americas               Costa Rica     1977   5926.8770 70.75000
## 355   Americas               Costa Rica     1982   5262.7348 73.45000
## 356   Americas               Costa Rica     1987   5629.9153 74.75200
## 357   Americas               Costa Rica     1992   6160.4163 75.71300
## 358   Americas               Costa Rica     1997   6677.0453 77.26000
## 359   Americas               Costa Rica     2002   7723.4472 78.12300
## 360   Americas               Costa Rica     2007   9645.0614 78.78200
## 361     Africa            Cote d'Ivoire     1952   1388.5947 40.47700
## 362     Africa            Cote d'Ivoire     1957   1500.8959 42.46900
## 363     Africa            Cote d'Ivoire     1962   1728.8694 44.93000
## 364     Africa            Cote d'Ivoire     1967   2052.0505 47.35000
## 365     Africa            Cote d'Ivoire     1972   2378.2011 49.80100
## 366     Africa            Cote d'Ivoire     1977   2517.7365 52.37400
## 367     Africa            Cote d'Ivoire     1982   2602.7102 53.98300
## 368     Africa            Cote d'Ivoire     1987   2156.9561 54.65500
## 369     Africa            Cote d'Ivoire     1992   1648.0738 52.04400
## 370     Africa            Cote d'Ivoire     1997   1786.2654 47.99100
## 371     Africa            Cote d'Ivoire     2002   1648.8008 46.83200
## 372     Africa            Cote d'Ivoire     2007   1544.7501 48.32800
## 373     Europe                  Croatia     1952   3119.2365 61.21000
## 374     Europe                  Croatia     1957   4338.2316 64.77000
## 375     Europe                  Croatia     1962   5477.8900 67.13000
## 376     Europe                  Croatia     1967   6960.2979 68.50000
## 377     Europe                  Croatia     1972   9164.0901 69.61000
## 378     Europe                  Croatia     1977  11305.3852 70.64000
## 379     Europe                  Croatia     1982  13221.8218 70.46000
## 380     Europe                  Croatia     1987  13822.5839 71.52000
## 381     Europe                  Croatia     1992   8447.7949 72.52700
## 382     Europe                  Croatia     1997   9875.6045 73.68000
## 383     Europe                  Croatia     2002  11628.3890 74.87600
## 384     Europe                  Croatia     2007  14619.2227 75.74800
## 385   Americas                     Cuba     1952   5586.5388 59.42100
## 386   Americas                     Cuba     1957   6092.1744 62.32500
## 387   Americas                     Cuba     1962   5180.7559 65.24600
## 388   Americas                     Cuba     1967   5690.2680 68.29000
## 389   Americas                     Cuba     1972   5305.4453 70.72300
## 390   Americas                     Cuba     1977   6380.4950 72.64900
## 391   Americas                     Cuba     1982   7316.9181 73.71700
## 392   Americas                     Cuba     1987   7532.9248 74.17400
## 393   Americas                     Cuba     1992   5592.8440 74.41400
## 394   Americas                     Cuba     1997   5431.9904 76.15100
## 395   Americas                     Cuba     2002   6340.6467 77.15800
## 396   Americas                     Cuba     2007   8948.1029 78.27300
## 397     Europe           Czech Republic     1952   6876.1403 66.87000
## 398     Europe           Czech Republic     1957   8256.3439 69.03000
## 399     Europe           Czech Republic     1962  10136.8671 69.90000
## 400     Europe           Czech Republic     1967  11399.4449 70.38000
## 401     Europe           Czech Republic     1972  13108.4536 70.29000
## 402     Europe           Czech Republic     1977  14800.1606 70.71000
## 403     Europe           Czech Republic     1982  15377.2285 70.96000
## 404     Europe           Czech Republic     1987  16310.4434 71.58000
## 405     Europe           Czech Republic     1992  14297.0212 72.40000
## 406     Europe           Czech Republic     1997  16048.5142 74.01000
## 407     Europe           Czech Republic     2002  17596.2102 75.51000
## 408     Europe           Czech Republic     2007  22833.3085 76.48600
## 409     Europe                  Denmark     1952   9692.3852 70.78000
## 410     Europe                  Denmark     1957  11099.6593 71.81000
## 411     Europe                  Denmark     1962  13583.3135 72.35000
## 412     Europe                  Denmark     1967  15937.2112 72.96000
## 413     Europe                  Denmark     1972  18866.2072 73.47000
## 414     Europe                  Denmark     1977  20422.9015 74.69000
## 415     Europe                  Denmark     1982  21688.0405 74.63000
## 416     Europe                  Denmark     1987  25116.1758 74.80000
## 417     Europe                  Denmark     1992  26406.7399 75.33000
## 418     Europe                  Denmark     1997  29804.3457 76.11000
## 419     Europe                  Denmark     2002  32166.5001 77.18000
## 420     Europe                  Denmark     2007  35278.4187 78.33200
## 421     Africa                 Djibouti     1952   2669.5295 34.81200
## 422     Africa                 Djibouti     1957   2864.9691 37.32800
## 423     Africa                 Djibouti     1962   3020.9893 39.69300
## 424     Africa                 Djibouti     1967   3020.0505 42.07400
## 425     Africa                 Djibouti     1972   3694.2124 44.36600
## 426     Africa                 Djibouti     1977   3081.7610 46.51900
## 427     Africa                 Djibouti     1982   2879.4681 48.81200
## 428     Africa                 Djibouti     1987   2880.1026 50.04000
## 429     Africa                 Djibouti     1992   2377.1562 51.60400
## 430     Africa                 Djibouti     1997   1895.0170 53.15700
## 431     Africa                 Djibouti     2002   1908.2609 53.37300
## 432     Africa                 Djibouti     2007   2082.4816 54.79100
## 433   Americas       Dominican Republic     1952   1397.7171 45.92800
## 434   Americas       Dominican Republic     1957   1544.4030 49.82800
## 435   Americas       Dominican Republic     1962   1662.1374 53.45900
## 436   Americas       Dominican Republic     1967   1653.7230 56.75100
## 437   Americas       Dominican Republic     1972   2189.8745 59.63100
## 438   Americas       Dominican Republic     1977   2681.9889 61.78800
## 439   Americas       Dominican Republic     1982   2861.0924 63.72700
## 440   Americas       Dominican Republic     1987   2899.8422 66.04600
## 441   Americas       Dominican Republic     1992   3044.2142 68.45700
## 442   Americas       Dominican Republic     1997   3614.1013 69.95700
## 443   Americas       Dominican Republic     2002   4563.8082 70.84700
## 444   Americas       Dominican Republic     2007   6025.3748 72.23500
## 445   Americas                  Ecuador     1952   3522.1107 48.35700
## 446   Americas                  Ecuador     1957   3780.5467 51.35600
## 447   Americas                  Ecuador     1962   4086.1141 54.64000
## 448   Americas                  Ecuador     1967   4579.0742 56.67800
## 449   Americas                  Ecuador     1972   5280.9947 58.79600
## 450   Americas                  Ecuador     1977   6679.6233 61.31000
## 451   Americas                  Ecuador     1982   7213.7913 64.34200
## 452   Americas                  Ecuador     1987   6481.7770 67.23100
## 453   Americas                  Ecuador     1992   7103.7026 69.61300
## 454   Americas                  Ecuador     1997   7429.4559 72.31200
## 455   Americas                  Ecuador     2002   5773.0445 74.17300
## 456   Americas                  Ecuador     2007   6873.2623 74.99400
## 457     Africa                    Egypt     1952   1418.8224 41.89300
## 458     Africa                    Egypt     1957   1458.9153 44.44400
## 459     Africa                    Egypt     1962   1693.3359 46.99200
## 460     Africa                    Egypt     1967   1814.8807 49.29300
## 461     Africa                    Egypt     1972   2024.0081 51.13700
## 462     Africa                    Egypt     1977   2785.4936 53.31900
## 463     Africa                    Egypt     1982   3503.7296 56.00600
## 464     Africa                    Egypt     1987   3885.4607 59.79700
## 465     Africa                    Egypt     1992   3794.7552 63.67400
## 466     Africa                    Egypt     1997   4173.1818 67.21700
## 467     Africa                    Egypt     2002   4754.6044 69.80600
## 468     Africa                    Egypt     2007   5581.1810 71.33800
## 469   Americas              El Salvador     1952   3048.3029 45.26200
## 470   Americas              El Salvador     1957   3421.5232 48.57000
## 471   Americas              El Salvador     1962   3776.8036 52.30700
## 472   Americas              El Salvador     1967   4358.5954 55.85500
## 473   Americas              El Salvador     1972   4520.2460 58.20700
## 474   Americas              El Salvador     1977   5138.9224 56.69600
## 475   Americas              El Salvador     1982   4098.3442 56.60400
## 476   Americas              El Salvador     1987   4140.4421 63.15400
## 477   Americas              El Salvador     1992   4444.2317 66.79800
## 478   Americas              El Salvador     1997   5154.8255 69.53500
## 479   Americas              El Salvador     2002   5351.5687 70.73400
## 480   Americas              El Salvador     2007   5728.3535 71.87800
## 481     Africa        Equatorial Guinea     1952    375.6431 34.48200
## 482     Africa        Equatorial Guinea     1957    426.0964 35.98300
## 483     Africa        Equatorial Guinea     1962    582.8420 37.48500
## 484     Africa        Equatorial Guinea     1967    915.5960 38.98700
## 485     Africa        Equatorial Guinea     1972    672.4123 40.51600
## 486     Africa        Equatorial Guinea     1977    958.5668 42.02400
## 487     Africa        Equatorial Guinea     1982    927.8253 43.66200
## 488     Africa        Equatorial Guinea     1987    966.8968 45.66400
## 489     Africa        Equatorial Guinea     1992   1132.0550 47.54500
## 490     Africa        Equatorial Guinea     1997   2814.4808 48.24500
## 491     Africa        Equatorial Guinea     2002   7703.4959 49.34800
## 492     Africa        Equatorial Guinea     2007  12154.0897 51.57900
## 493     Africa                  Eritrea     1952    328.9406 35.92800
## 494     Africa                  Eritrea     1957    344.1619 38.04700
## 495     Africa                  Eritrea     1962    380.9958 40.15800
## 496     Africa                  Eritrea     1967    468.7950 42.18900
## 497     Africa                  Eritrea     1972    514.3242 44.14200
## 498     Africa                  Eritrea     1977    505.7538 44.53500
## 499     Africa                  Eritrea     1982    524.8758 43.89000
## 500     Africa                  Eritrea     1987    521.1341 46.45300
## 501     Africa                  Eritrea     1992    582.8585 49.99100
## 502     Africa                  Eritrea     1997    913.4708 53.37800
## 503     Africa                  Eritrea     2002    765.3500 55.24000
## 504     Africa                  Eritrea     2007    641.3695 58.04000
## 505     Africa                 Ethiopia     1952    362.1463 34.07800
## 506     Africa                 Ethiopia     1957    378.9042 36.66700
## 507     Africa                 Ethiopia     1962    419.4564 40.05900
## 508     Africa                 Ethiopia     1967    516.1186 42.11500
## 509     Africa                 Ethiopia     1972    566.2439 43.51500
## 510     Africa                 Ethiopia     1977    556.8084 44.51000
## 511     Africa                 Ethiopia     1982    577.8607 44.91600
## 512     Africa                 Ethiopia     1987    573.7413 46.68400
## 513     Africa                 Ethiopia     1992    421.3535 48.09100
## 514     Africa                 Ethiopia     1997    515.8894 49.40200
## 515     Africa                 Ethiopia     2002    530.0535 50.72500
## 516     Africa                 Ethiopia     2007    690.8056 52.94700
## 517     Europe                  Finland     1952   6424.5191 66.55000
## 518     Europe                  Finland     1957   7545.4154 67.49000
## 519     Europe                  Finland     1962   9371.8426 68.75000
## 520     Europe                  Finland     1967  10921.6363 69.83000
## 521     Europe                  Finland     1972  14358.8759 70.87000
## 522     Europe                  Finland     1977  15605.4228 72.52000
## 523     Europe                  Finland     1982  18533.1576 74.55000
## 524     Europe                  Finland     1987  21141.0122 74.83000
## 525     Europe                  Finland     1992  20647.1650 75.70000
## 526     Europe                  Finland     1997  23723.9502 77.13000
## 527     Europe                  Finland     2002  28204.5906 78.37000
## 528     Europe                  Finland     2007  33207.0844 79.31300
## 529     Europe                   France     1952   7029.8093 67.41000
## 530     Europe                   France     1957   8662.8349 68.93000
## 531     Europe                   France     1962  10560.4855 70.51000
## 532     Europe                   France     1967  12999.9177 71.55000
## 533     Europe                   France     1972  16107.1917 72.38000
## 534     Europe                   France     1977  18292.6351 73.83000
## 535     Europe                   France     1982  20293.8975 74.89000
## 536     Europe                   France     1987  22066.4421 76.34000
## 537     Europe                   France     1992  24703.7961 77.46000
## 538     Europe                   France     1997  25889.7849 78.64000
## 539     Europe                   France     2002  28926.0323 79.59000
## 540     Europe                   France     2007  30470.0167 80.65700
## 541     Africa                    Gabon     1952   4293.4765 37.00300
## 542     Africa                    Gabon     1957   4976.1981 38.99900
## 543     Africa                    Gabon     1962   6631.4592 40.48900
## 544     Africa                    Gabon     1967   8358.7620 44.59800
## 545     Africa                    Gabon     1972  11401.9484 48.69000
## 546     Africa                    Gabon     1977  21745.5733 52.79000
## 547     Africa                    Gabon     1982  15113.3619 56.56400
## 548     Africa                    Gabon     1987  11864.4084 60.19000
## 549     Africa                    Gabon     1992  13522.1575 61.36600
## 550     Africa                    Gabon     1997  14722.8419 60.46100
## 551     Africa                    Gabon     2002  12521.7139 56.76100
## 552     Africa                    Gabon     2007  13206.4845 56.73500
## 553     Africa                   Gambia     1952    485.2307 30.00000
## 554     Africa                   Gambia     1957    520.9267 32.06500
## 555     Africa                   Gambia     1962    599.6503 33.89600
## 556     Africa                   Gambia     1967    734.7829 35.85700
## 557     Africa                   Gambia     1972    756.0868 38.30800
## 558     Africa                   Gambia     1977    884.7553 41.84200
## 559     Africa                   Gambia     1982    835.8096 45.58000
## 560     Africa                   Gambia     1987    611.6589 49.26500
## 561     Africa                   Gambia     1992    665.6244 52.64400
## 562     Africa                   Gambia     1997    653.7302 55.86100
## 563     Africa                   Gambia     2002    660.5856 58.04100
## 564     Africa                   Gambia     2007    752.7497 59.44800
## 565     Europe                  Germany     1952   7144.1144 67.50000
## 566     Europe                  Germany     1957  10187.8267 69.10000
## 567     Europe                  Germany     1962  12902.4629 70.30000
## 568     Europe                  Germany     1967  14745.6256 70.80000
## 569     Europe                  Germany     1972  18016.1803 71.00000
## 570     Europe                  Germany     1977  20512.9212 72.50000
## 571     Europe                  Germany     1982  22031.5327 73.80000
## 572     Europe                  Germany     1987  24639.1857 74.84700
## 573     Europe                  Germany     1992  26505.3032 76.07000
## 574     Europe                  Germany     1997  27788.8842 77.34000
## 575     Europe                  Germany     2002  30035.8020 78.67000
## 576     Europe                  Germany     2007  32170.3744 79.40600
## 577     Africa                    Ghana     1952    911.2989 43.14900
## 578     Africa                    Ghana     1957   1043.5615 44.77900
## 579     Africa                    Ghana     1962   1190.0411 46.45200
## 580     Africa                    Ghana     1967   1125.6972 48.07200
## 581     Africa                    Ghana     1972   1178.2237 49.87500
## 582     Africa                    Ghana     1977    993.2240 51.75600
## 583     Africa                    Ghana     1982    876.0326 53.74400
## 584     Africa                    Ghana     1987    847.0061 55.72900
## 585     Africa                    Ghana     1992    925.0602 57.50100
## 586     Africa                    Ghana     1997   1005.2458 58.55600
## 587     Africa                    Ghana     2002   1111.9846 58.45300
## 588     Africa                    Ghana     2007   1327.6089 60.02200
## 589     Europe                   Greece     1952   3530.6901 65.86000
## 590     Europe                   Greece     1957   4916.2999 67.86000
## 591     Europe                   Greece     1962   6017.1907 69.51000
## 592     Europe                   Greece     1967   8513.0970 71.00000
## 593     Europe                   Greece     1972  12724.8296 72.34000
## 594     Europe                   Greece     1977  14195.5243 73.68000
## 595     Europe                   Greece     1982  15268.4209 75.24000
## 596     Europe                   Greece     1987  16120.5284 76.67000
## 597     Europe                   Greece     1992  17541.4963 77.03000
## 598     Europe                   Greece     1997  18747.6981 77.86900
## 599     Europe                   Greece     2002  22514.2548 78.25600
## 600     Europe                   Greece     2007  27538.4119 79.48300
## 601   Americas                Guatemala     1952   2428.2378 42.02300
## 602   Americas                Guatemala     1957   2617.1560 44.14200
## 603   Americas                Guatemala     1962   2750.3644 46.95400
## 604   Americas                Guatemala     1967   3242.5311 50.01600
## 605   Americas                Guatemala     1972   4031.4083 53.73800
## 606   Americas                Guatemala     1977   4879.9927 56.02900
## 607   Americas                Guatemala     1982   4820.4948 58.13700
## 608   Americas                Guatemala     1987   4246.4860 60.78200
## 609   Americas                Guatemala     1992   4439.4508 63.37300
## 610   Americas                Guatemala     1997   4684.3138 66.32200
## 611   Americas                Guatemala     2002   4858.3475 68.97800
## 612   Americas                Guatemala     2007   5186.0500 70.25900
## 613     Africa                   Guinea     1952    510.1965 33.60900
## 614     Africa                   Guinea     1957    576.2670 34.55800
## 615     Africa                   Guinea     1962    686.3737 35.75300
## 616     Africa                   Guinea     1967    708.7595 37.19700
## 617     Africa                   Guinea     1972    741.6662 38.84200
## 618     Africa                   Guinea     1977    874.6859 40.76200
## 619     Africa                   Guinea     1982    857.2504 42.89100
## 620     Africa                   Guinea     1987    805.5725 45.55200
## 621     Africa                   Guinea     1992    794.3484 48.57600
## 622     Africa                   Guinea     1997    869.4498 51.45500
## 623     Africa                   Guinea     2002    945.5836 53.67600
## 624     Africa                   Guinea     2007    942.6542 56.00700
## 625     Africa            Guinea-Bissau     1952    299.8503 32.50000
## 626     Africa            Guinea-Bissau     1957    431.7905 33.48900
## 627     Africa            Guinea-Bissau     1962    522.0344 34.48800
## 628     Africa            Guinea-Bissau     1967    715.5806 35.49200
## 629     Africa            Guinea-Bissau     1972    820.2246 36.48600
## 630     Africa            Guinea-Bissau     1977    764.7260 37.46500
## 631     Africa            Guinea-Bissau     1982    838.1240 39.32700
## 632     Africa            Guinea-Bissau     1987    736.4154 41.24500
## 633     Africa            Guinea-Bissau     1992    745.5399 43.26600
## 634     Africa            Guinea-Bissau     1997    796.6645 44.87300
## 635     Africa            Guinea-Bissau     2002    575.7047 45.50400
## 636     Africa            Guinea-Bissau     2007    579.2317 46.38800
## 637   Americas                    Haiti     1952   1840.3669 37.57900
## 638   Americas                    Haiti     1957   1726.8879 40.69600
## 639   Americas                    Haiti     1962   1796.5890 43.59000
## 640   Americas                    Haiti     1967   1452.0577 46.24300
## 641   Americas                    Haiti     1972   1654.4569 48.04200
## 642   Americas                    Haiti     1977   1874.2989 49.92300
## 643   Americas                    Haiti     1982   2011.1595 51.46100
## 644   Americas                    Haiti     1987   1823.0160 53.63600
## 645   Americas                    Haiti     1992   1456.3095 55.08900
## 646   Americas                    Haiti     1997   1341.7269 56.67100
## 647   Americas                    Haiti     2002   1270.3649 58.13700
## 648   Americas                    Haiti     2007   1201.6372 60.91600
## 649   Americas                 Honduras     1952   2194.9262 41.91200
## 650   Americas                 Honduras     1957   2220.4877 44.66500
## 651   Americas                 Honduras     1962   2291.1568 48.04100
## 652   Americas                 Honduras     1967   2538.2694 50.92400
## 653   Americas                 Honduras     1972   2529.8423 53.88400
## 654   Americas                 Honduras     1977   3203.2081 57.40200
## 655   Americas                 Honduras     1982   3121.7608 60.90900
## 656   Americas                 Honduras     1987   3023.0967 64.49200
## 657   Americas                 Honduras     1992   3081.6946 66.39900
## 658   Americas                 Honduras     1997   3160.4549 67.65900
## 659   Americas                 Honduras     2002   3099.7287 68.56500
## 660   Americas                 Honduras     2007   3548.3308 70.19800
## 661       Asia          Hong Kong China     1952   3054.4212 60.96000
## 662       Asia          Hong Kong China     1957   3629.0765 64.75000
## 663       Asia          Hong Kong China     1962   4692.6483 67.65000
## 664       Asia          Hong Kong China     1967   6197.9628 70.00000
## 665       Asia          Hong Kong China     1972   8315.9281 72.00000
## 666       Asia          Hong Kong China     1977  11186.1413 73.60000
## 667       Asia          Hong Kong China     1982  14560.5305 75.45000
## 668       Asia          Hong Kong China     1987  20038.4727 76.20000
## 669       Asia          Hong Kong China     1992  24757.6030 77.60100
## 670       Asia          Hong Kong China     1997  28377.6322 80.00000
## 671       Asia          Hong Kong China     2002  30209.0152 81.49500
## 672       Asia          Hong Kong China     2007  39724.9787 82.20800
## 673     Europe                  Hungary     1952   5263.6738 64.03000
## 674     Europe                  Hungary     1957   6040.1800 66.41000
## 675     Europe                  Hungary     1962   7550.3599 67.96000
## 676     Europe                  Hungary     1967   9326.6447 69.50000
## 677     Europe                  Hungary     1972  10168.6561 69.76000
## 678     Europe                  Hungary     1977  11674.8374 69.95000
## 679     Europe                  Hungary     1982  12545.9907 69.39000
## 680     Europe                  Hungary     1987  12986.4800 69.58000
## 681     Europe                  Hungary     1992  10535.6285 69.17000
## 682     Europe                  Hungary     1997  11712.7768 71.04000
## 683     Europe                  Hungary     2002  14843.9356 72.59000
## 684     Europe                  Hungary     2007  18008.9444 73.33800
## 685     Europe                  Iceland     1952   7267.6884 72.49000
## 686     Europe                  Iceland     1957   9244.0014 73.47000
## 687     Europe                  Iceland     1962  10350.1591 73.68000
## 688     Europe                  Iceland     1967  13319.8957 73.73000
## 689     Europe                  Iceland     1972  15798.0636 74.46000
## 690     Europe                  Iceland     1977  19654.9625 76.11000
## 691     Europe                  Iceland     1982  23269.6075 76.99000
## 692     Europe                  Iceland     1987  26923.2063 77.23000
## 693     Europe                  Iceland     1992  25144.3920 78.77000
## 694     Europe                  Iceland     1997  28061.0997 78.95000
## 695     Europe                  Iceland     2002  31163.2020 80.50000
## 696     Europe                  Iceland     2007  36180.7892 81.75700
## 697       Asia                    India     1952    546.5657 37.37300
## 698       Asia                    India     1957    590.0620 40.24900
## 699       Asia                    India     1962    658.3472 43.60500
## 700       Asia                    India     1967    700.7706 47.19300
## 701       Asia                    India     1972    724.0325 50.65100
## 702       Asia                    India     1977    813.3373 54.20800
## 703       Asia                    India     1982    855.7235 56.59600
## 704       Asia                    India     1987    976.5127 58.55300
## 705       Asia                    India     1992   1164.4068 60.22300
## 706       Asia                    India     1997   1458.8174 61.76500
## 707       Asia                    India     2002   1746.7695 62.87900
## 708       Asia                    India     2007   2452.2104 64.69800
## 709       Asia                Indonesia     1952    749.6817 37.46800
## 710       Asia                Indonesia     1957    858.9003 39.91800
## 711       Asia                Indonesia     1962    849.2898 42.51800
## 712       Asia                Indonesia     1967    762.4318 45.96400
## 713       Asia                Indonesia     1972   1111.1079 49.20300
## 714       Asia                Indonesia     1977   1382.7021 52.70200
## 715       Asia                Indonesia     1982   1516.8730 56.15900
## 716       Asia                Indonesia     1987   1748.3570 60.13700
## 717       Asia                Indonesia     1992   2383.1409 62.68100
## 718       Asia                Indonesia     1997   3119.3356 66.04100
## 719       Asia                Indonesia     2002   2873.9129 68.58800
## 720       Asia                Indonesia     2007   3540.6516 70.65000
## 721       Asia                     Iran     1952   3035.3260 44.86900
## 722       Asia                     Iran     1957   3290.2576 47.18100
## 723       Asia                     Iran     1962   4187.3298 49.32500
## 724       Asia                     Iran     1967   5906.7318 52.46900
## 725       Asia                     Iran     1972   9613.8186 55.23400
## 726       Asia                     Iran     1977  11888.5951 57.70200
## 727       Asia                     Iran     1982   7608.3346 59.62000
## 728       Asia                     Iran     1987   6642.8814 63.04000
## 729       Asia                     Iran     1992   7235.6532 65.74200
## 730       Asia                     Iran     1997   8263.5903 68.04200
## 731       Asia                     Iran     2002   9240.7620 69.45100
## 732       Asia                     Iran     2007  11605.7145 70.96400
## 733       Asia                     Iraq     1952   4129.7661 45.32000
## 734       Asia                     Iraq     1957   6229.3336 48.43700
## 735       Asia                     Iraq     1962   8341.7378 51.45700
## 736       Asia                     Iraq     1967   8931.4598 54.45900
## 737       Asia                     Iraq     1972   9576.0376 56.95000
## 738       Asia                     Iraq     1977  14688.2351 60.41300
## 739       Asia                     Iraq     1982  14517.9071 62.03800
## 740       Asia                     Iraq     1987  11643.5727 65.04400
## 741       Asia                     Iraq     1992   3745.6407 59.46100
## 742       Asia                     Iraq     1997   3076.2398 58.81100
## 743       Asia                     Iraq     2002   4390.7173 57.04600
## 744       Asia                     Iraq     2007   4471.0619 59.54500
## 745     Europe                  Ireland     1952   5210.2803 66.91000
## 746     Europe                  Ireland     1957   5599.0779 68.90000
## 747     Europe                  Ireland     1962   6631.5973 70.29000
## 748     Europe                  Ireland     1967   7655.5690 71.08000
## 749     Europe                  Ireland     1972   9530.7729 71.28000
## 750     Europe                  Ireland     1977  11150.9811 72.03000
## 751     Europe                  Ireland     1982  12618.3214 73.10000
## 752     Europe                  Ireland     1987  13872.8665 74.36000
## 753     Europe                  Ireland     1992  17558.8155 75.46700
## 754     Europe                  Ireland     1997  24521.9471 76.12200
## 755     Europe                  Ireland     2002  34077.0494 77.78300
## 756     Europe                  Ireland     2007  40675.9964 78.88500
## 757       Asia                   Israel     1952   4086.5221 65.39000
## 758       Asia                   Israel     1957   5385.2785 67.84000
## 759       Asia                   Israel     1962   7105.6307 69.39000
## 760       Asia                   Israel     1967   8393.7414 70.75000
## 761       Asia                   Israel     1972  12786.9322 71.63000
## 762       Asia                   Israel     1977  13306.6192 73.06000
## 763       Asia                   Israel     1982  15367.0292 74.45000
## 764       Asia                   Israel     1987  17122.4799 75.60000
## 765       Asia                   Israel     1992  18051.5225 76.93000
## 766       Asia                   Israel     1997  20896.6092 78.26900
## 767       Asia                   Israel     2002  21905.5951 79.69600
## 768       Asia                   Israel     2007  25523.2771 80.74500
## 769     Europe                    Italy     1952   4931.4042 65.94000
## 770     Europe                    Italy     1957   6248.6562 67.81000
## 771     Europe                    Italy     1962   8243.5823 69.24000
## 772     Europe                    Italy     1967  10022.4013 71.06000
## 773     Europe                    Italy     1972  12269.2738 72.19000
## 774     Europe                    Italy     1977  14255.9847 73.48000
## 775     Europe                    Italy     1982  16537.4835 74.98000
## 776     Europe                    Italy     1987  19207.2348 76.42000
## 777     Europe                    Italy     1992  22013.6449 77.44000
## 778     Europe                    Italy     1997  24675.0245 78.82000
## 779     Europe                    Italy     2002  27968.0982 80.24000
## 780     Europe                    Italy     2007  28569.7197 80.54600
## 781   Americas                  Jamaica     1952   2898.5309 58.53000
## 782   Americas                  Jamaica     1957   4756.5258 62.61000
## 783   Americas                  Jamaica     1962   5246.1075 65.61000
## 784   Americas                  Jamaica     1967   6124.7035 67.51000
## 785   Americas                  Jamaica     1972   7433.8893 69.00000
## 786   Americas                  Jamaica     1977   6650.1956 70.11000
## 787   Americas                  Jamaica     1982   6068.0513 71.21000
## 788   Americas                  Jamaica     1987   6351.2375 71.77000
## 789   Americas                  Jamaica     1992   7404.9237 71.76600
## 790   Americas                  Jamaica     1997   7121.9247 72.26200
## 791   Americas                  Jamaica     2002   6994.7749 72.04700
## 792   Americas                  Jamaica     2007   7320.8803 72.56700
## 793       Asia                    Japan     1952   3216.9563 63.03000
## 794       Asia                    Japan     1957   4317.6944 65.50000
## 795       Asia                    Japan     1962   6576.6495 68.73000
## 796       Asia                    Japan     1967   9847.7886 71.43000
## 797       Asia                    Japan     1972  14778.7864 73.42000
## 798       Asia                    Japan     1977  16610.3770 75.38000
## 799       Asia                    Japan     1982  19384.1057 77.11000
## 800       Asia                    Japan     1987  22375.9419 78.67000
## 801       Asia                    Japan     1992  26824.8951 79.36000
## 802       Asia                    Japan     1997  28816.5850 80.69000
## 803       Asia                    Japan     2002  28604.5919 82.00000
## 804       Asia                    Japan     2007  31656.0681 82.60300
## 805       Asia                   Jordan     1952   1546.9078 43.15800
## 806       Asia                   Jordan     1957   1886.0806 45.66900
## 807       Asia                   Jordan     1962   2348.0092 48.12600
## 808       Asia                   Jordan     1967   2741.7963 51.62900
## 809       Asia                   Jordan     1972   2110.8563 56.52800
## 810       Asia                   Jordan     1977   2852.3516 61.13400
## 811       Asia                   Jordan     1982   4161.4160 63.73900
## 812       Asia                   Jordan     1987   4448.6799 65.86900
## 813       Asia                   Jordan     1992   3431.5936 68.01500
## 814       Asia                   Jordan     1997   3645.3796 69.77200
## 815       Asia                   Jordan     2002   3844.9172 71.26300
## 816       Asia                   Jordan     2007   4519.4612 72.53500
## 817     Africa                    Kenya     1952    853.5409 42.27000
## 818     Africa                    Kenya     1957    944.4383 44.68600
## 819     Africa                    Kenya     1962    896.9664 47.94900
## 820     Africa                    Kenya     1967   1056.7365 50.65400
## 821     Africa                    Kenya     1972   1222.3600 53.55900
## 822     Africa                    Kenya     1977   1267.6132 56.15500
## 823     Africa                    Kenya     1982   1348.2258 58.76600
## 824     Africa                    Kenya     1987   1361.9369 59.33900
## 825     Africa                    Kenya     1992   1341.9217 59.28500
## 826     Africa                    Kenya     1997   1360.4850 54.40700
## 827     Africa                    Kenya     2002   1287.5147 50.99200
## 828     Africa                    Kenya     2007   1463.2493 54.11000
## 829       Asia          Korea Dem. Rep.     1952   1088.2778 50.05600
## 830       Asia          Korea Dem. Rep.     1957   1571.1347 54.08100
## 831       Asia          Korea Dem. Rep.     1962   1621.6936 56.65600
## 832       Asia          Korea Dem. Rep.     1967   2143.5406 59.94200
## 833       Asia          Korea Dem. Rep.     1972   3701.6215 63.98300
## 834       Asia          Korea Dem. Rep.     1977   4106.3012 67.15900
## 835       Asia          Korea Dem. Rep.     1982   4106.5253 69.10000
## 836       Asia          Korea Dem. Rep.     1987   4106.4923 70.64700
## 837       Asia          Korea Dem. Rep.     1992   3726.0635 69.97800
## 838       Asia          Korea Dem. Rep.     1997   1690.7568 67.72700
## 839       Asia          Korea Dem. Rep.     2002   1646.7582 66.66200
## 840       Asia          Korea Dem. Rep.     2007   1593.0655 67.29700
## 841       Asia               Korea Rep.     1952   1030.5922 47.45300
## 842       Asia               Korea Rep.     1957   1487.5935 52.68100
## 843       Asia               Korea Rep.     1962   1536.3444 55.29200
## 844       Asia               Korea Rep.     1967   2029.2281 57.71600
## 845       Asia               Korea Rep.     1972   3030.8767 62.61200
## 846       Asia               Korea Rep.     1977   4657.2210 64.76600
## 847       Asia               Korea Rep.     1982   5622.9425 67.12300
## 848       Asia               Korea Rep.     1987   8533.0888 69.81000
## 849       Asia               Korea Rep.     1992  12104.2787 72.24400
## 850       Asia               Korea Rep.     1997  15993.5280 74.64700
## 851       Asia               Korea Rep.     2002  19233.9882 77.04500
## 852       Asia               Korea Rep.     2007  23348.1397 78.62300
## 853       Asia                   Kuwait     1952 108382.3529 55.56500
## 854       Asia                   Kuwait     1957 113523.1329 58.03300
## 855       Asia                   Kuwait     1962  95458.1118 60.47000
## 856       Asia                   Kuwait     1967  80894.8833 64.62400
## 857       Asia                   Kuwait     1972 109347.8670 67.71200
## 858       Asia                   Kuwait     1977  59265.4771 69.34300
## 859       Asia                   Kuwait     1982  31354.0357 71.30900
## 860       Asia                   Kuwait     1987  28118.4300 74.17400
## 861       Asia                   Kuwait     1992  34932.9196 75.19000
## 862       Asia                   Kuwait     1997  40300.6200 76.15600
## 863       Asia                   Kuwait     2002  35110.1057 76.90400
## 864       Asia                   Kuwait     2007  47306.9898 77.58800
## 865       Asia                  Lebanon     1952   4834.8041 55.92800
## 866       Asia                  Lebanon     1957   6089.7869 59.48900
## 867       Asia                  Lebanon     1962   5714.5606 62.09400
## 868       Asia                  Lebanon     1967   6006.9830 63.87000
## 869       Asia                  Lebanon     1972   7486.3843 65.42100
## 870       Asia                  Lebanon     1977   8659.6968 66.09900
## 871       Asia                  Lebanon     1982   7640.5195 66.98300
## 872       Asia                  Lebanon     1987   5377.0913 67.92600
## 873       Asia                  Lebanon     1992   6890.8069 69.29200
## 874       Asia                  Lebanon     1997   8754.9639 70.26500
## 875       Asia                  Lebanon     2002   9313.9388 71.02800
## 876       Asia                  Lebanon     2007  10461.0587 71.99300
## 877     Africa                  Lesotho     1952    298.8462 42.13800
## 878     Africa                  Lesotho     1957    335.9971 45.04700
## 879     Africa                  Lesotho     1962    411.8006 47.74700
## 880     Africa                  Lesotho     1967    498.6390 48.49200
## 881     Africa                  Lesotho     1972    496.5816 49.76700
## 882     Africa                  Lesotho     1977    745.3695 52.20800
## 883     Africa                  Lesotho     1982    797.2631 55.07800
## 884     Africa                  Lesotho     1987    773.9932 57.18000
## 885     Africa                  Lesotho     1992    977.4863 59.68500
## 886     Africa                  Lesotho     1997   1186.1480 55.55800
## 887     Africa                  Lesotho     2002   1275.1846 44.59300
## 888     Africa                  Lesotho     2007   1569.3314 42.59200
## 889     Africa                  Liberia     1952    575.5730 38.48000
## 890     Africa                  Liberia     1957    620.9700 39.48600
## 891     Africa                  Liberia     1962    634.1952 40.50200
## 892     Africa                  Liberia     1967    713.6036 41.53600
## 893     Africa                  Liberia     1972    803.0055 42.61400
## 894     Africa                  Liberia     1977    640.3224 43.76400
## 895     Africa                  Liberia     1982    572.1996 44.85200
## 896     Africa                  Liberia     1987    506.1139 46.02700
## 897     Africa                  Liberia     1992    636.6229 40.80200
## 898     Africa                  Liberia     1997    609.1740 42.22100
## 899     Africa                  Liberia     2002    531.4824 43.75300
## 900     Africa                  Liberia     2007    414.5073 45.67800
## 901     Africa                    Libya     1952   2387.5481 42.72300
## 902     Africa                    Libya     1957   3448.2844 45.28900
## 903     Africa                    Libya     1962   6757.0308 47.80800
## 904     Africa                    Libya     1967  18772.7517 50.22700
## 905     Africa                    Libya     1972  21011.4972 52.77300
## 906     Africa                    Libya     1977  21951.2118 57.44200
## 907     Africa                    Libya     1982  17364.2754 62.15500
## 908     Africa                    Libya     1987  11770.5898 66.23400
## 909     Africa                    Libya     1992   9640.1385 68.75500
## 910     Africa                    Libya     1997   9467.4461 71.55500
## 911     Africa                    Libya     2002   9534.6775 72.73700
## 912     Africa                    Libya     2007  12057.4993 73.95200
## 913     Africa               Madagascar     1952   1443.0117 36.68100
## 914     Africa               Madagascar     1957   1589.2027 38.86500
## 915     Africa               Madagascar     1962   1643.3871 40.84800
## 916     Africa               Madagascar     1967   1634.0473 42.88100
## 917     Africa               Madagascar     1972   1748.5630 44.85100
## 918     Africa               Madagascar     1977   1544.2286 46.88100
## 919     Africa               Madagascar     1982   1302.8787 48.96900
## 920     Africa               Madagascar     1987   1155.4419 49.35000
## 921     Africa               Madagascar     1992   1040.6762 52.21400
## 922     Africa               Madagascar     1997    986.2959 54.97800
## 923     Africa               Madagascar     2002    894.6371 57.28600
## 924     Africa               Madagascar     2007   1044.7701 59.44300
## 925     Africa                   Malawi     1952    369.1651 36.25600
## 926     Africa                   Malawi     1957    416.3698 37.20700
## 927     Africa                   Malawi     1962    427.9011 38.41000
## 928     Africa                   Malawi     1967    495.5148 39.48700
## 929     Africa                   Malawi     1972    584.6220 41.76600
## 930     Africa                   Malawi     1977    663.2237 43.76700
## 931     Africa                   Malawi     1982    632.8039 45.64200
## 932     Africa                   Malawi     1987    635.5174 47.45700
## 933     Africa                   Malawi     1992    563.2000 49.42000
## 934     Africa                   Malawi     1997    692.2758 47.49500
## 935     Africa                   Malawi     2002    665.4231 45.00900
## 936     Africa                   Malawi     2007    759.3499 48.30300
## 937       Asia                 Malaysia     1952   1831.1329 48.46300
## 938       Asia                 Malaysia     1957   1810.0670 52.10200
## 939       Asia                 Malaysia     1962   2036.8849 55.73700
## 940       Asia                 Malaysia     1967   2277.7424 59.37100
## 941       Asia                 Malaysia     1972   2849.0948 63.01000
## 942       Asia                 Malaysia     1977   3827.9216 65.25600
## 943       Asia                 Malaysia     1982   4920.3560 68.00000
## 944       Asia                 Malaysia     1987   5249.8027 69.50000
## 945       Asia                 Malaysia     1992   7277.9128 70.69300
## 946       Asia                 Malaysia     1997  10132.9096 71.93800
## 947       Asia                 Malaysia     2002  10206.9779 73.04400
## 948       Asia                 Malaysia     2007  12451.6558 74.24100
## 949     Africa                     Mali     1952    452.3370 33.68500
## 950     Africa                     Mali     1957    490.3822 35.30700
## 951     Africa                     Mali     1962    496.1743 36.93600
## 952     Africa                     Mali     1967    545.0099 38.48700
## 953     Africa                     Mali     1972    581.3689 39.97700
## 954     Africa                     Mali     1977    686.3953 41.71400
## 955     Africa                     Mali     1982    618.0141 43.91600
## 956     Africa                     Mali     1987    684.1716 46.36400
## 957     Africa                     Mali     1992    739.0144 48.38800
## 958     Africa                     Mali     1997    790.2580 49.90300
## 959     Africa                     Mali     2002    951.4098 51.81800
## 960     Africa                     Mali     2007   1042.5816 54.46700
## 961     Africa               Mauritania     1952    743.1159 40.54300
## 962     Africa               Mauritania     1957    846.1203 42.33800
## 963     Africa               Mauritania     1962   1055.8960 44.24800
## 964     Africa               Mauritania     1967   1421.1452 46.28900
## 965     Africa               Mauritania     1972   1586.8518 48.43700
## 966     Africa               Mauritania     1977   1497.4922 50.85200
## 967     Africa               Mauritania     1982   1481.1502 53.59900
## 968     Africa               Mauritania     1987   1421.6036 56.14500
## 969     Africa               Mauritania     1992   1361.3698 58.33300
## 970     Africa               Mauritania     1997   1483.1361 60.43000
## 971     Africa               Mauritania     2002   1579.0195 62.24700
## 972     Africa               Mauritania     2007   1803.1515 64.16400
## 973     Africa                Mauritius     1952   1967.9557 50.98600
## 974     Africa                Mauritius     1957   2034.0380 58.08900
## 975     Africa                Mauritius     1962   2529.0675 60.24600
## 976     Africa                Mauritius     1967   2475.3876 61.55700
## 977     Africa                Mauritius     1972   2575.4842 62.94400
## 978     Africa                Mauritius     1977   3710.9830 64.93000
## 979     Africa                Mauritius     1982   3688.0377 66.71100
## 980     Africa                Mauritius     1987   4783.5869 68.74000
## 981     Africa                Mauritius     1992   6058.2538 69.74500
## 982     Africa                Mauritius     1997   7425.7053 70.73600
## 983     Africa                Mauritius     2002   9021.8159 71.95400
## 984     Africa                Mauritius     2007  10956.9911 72.80100
## 985   Americas                   Mexico     1952   3478.1255 50.78900
## 986   Americas                   Mexico     1957   4131.5466 55.19000
## 987   Americas                   Mexico     1962   4581.6094 58.29900
## 988   Americas                   Mexico     1967   5754.7339 60.11000
## 989   Americas                   Mexico     1972   6809.4067 62.36100
## 990   Americas                   Mexico     1977   7674.9291 65.03200
## 991   Americas                   Mexico     1982   9611.1475 67.40500
## 992   Americas                   Mexico     1987   8688.1560 69.49800
## 993   Americas                   Mexico     1992   9472.3843 71.45500
## 994   Americas                   Mexico     1997   9767.2975 73.67000
## 995   Americas                   Mexico     2002  10742.4405 74.90200
## 996   Americas                   Mexico     2007  11977.5750 76.19500
## 997       Asia                 Mongolia     1952    786.5669 42.24400
## 998       Asia                 Mongolia     1957    912.6626 45.24800
## 999       Asia                 Mongolia     1962   1056.3540 48.25100
## 1000      Asia                 Mongolia     1967   1226.0411 51.25300
## 1001      Asia                 Mongolia     1972   1421.7420 53.75400
## 1002      Asia                 Mongolia     1977   1647.5117 55.49100
## 1003      Asia                 Mongolia     1982   2000.6031 57.48900
## 1004      Asia                 Mongolia     1987   2338.0083 60.22200
## 1005      Asia                 Mongolia     1992   1785.4020 61.27100
## 1006      Asia                 Mongolia     1997   1902.2521 63.62500
## 1007      Asia                 Mongolia     2002   2140.7393 65.03300
## 1008      Asia                 Mongolia     2007   3095.7723 66.80300
## 1009    Europe               Montenegro     1952   2647.5856 59.16400
## 1010    Europe               Montenegro     1957   3682.2599 61.44800
## 1011    Europe               Montenegro     1962   4649.5938 63.72800
## 1012    Europe               Montenegro     1967   5907.8509 67.17800
## 1013    Europe               Montenegro     1972   7778.4140 70.63600
## 1014    Europe               Montenegro     1977   9595.9299 73.06600
## 1015    Europe               Montenegro     1982  11222.5876 74.10100
## 1016    Europe               Montenegro     1987  11732.5102 74.86500
## 1017    Europe               Montenegro     1992   7003.3390 75.43500
## 1018    Europe               Montenegro     1997   6465.6133 75.44500
## 1019    Europe               Montenegro     2002   6557.1943 73.98100
## 1020    Europe               Montenegro     2007   9253.8961 74.54300
## 1021    Africa                  Morocco     1952   1688.2036 42.87300
## 1022    Africa                  Morocco     1957   1642.0023 45.42300
## 1023    Africa                  Morocco     1962   1566.3535 47.92400
## 1024    Africa                  Morocco     1967   1711.0448 50.33500
## 1025    Africa                  Morocco     1972   1930.1950 52.86200
## 1026    Africa                  Morocco     1977   2370.6200 55.73000
## 1027    Africa                  Morocco     1982   2702.6204 59.65000
## 1028    Africa                  Morocco     1987   2755.0470 62.67700
## 1029    Africa                  Morocco     1992   2948.0473 65.39300
## 1030    Africa                  Morocco     1997   2982.1019 67.66000
## 1031    Africa                  Morocco     2002   3258.4956 69.61500
## 1032    Africa                  Morocco     2007   3820.1752 71.16400
## 1033    Africa               Mozambique     1952    468.5260 31.28600
## 1034    Africa               Mozambique     1957    495.5868 33.77900
## 1035    Africa               Mozambique     1962    556.6864 36.16100
## 1036    Africa               Mozambique     1967    566.6692 38.11300
## 1037    Africa               Mozambique     1972    724.9178 40.32800
## 1038    Africa               Mozambique     1977    502.3197 42.49500
## 1039    Africa               Mozambique     1982    462.2114 42.79500
## 1040    Africa               Mozambique     1987    389.8762 42.86100
## 1041    Africa               Mozambique     1992    410.8968 44.28400
## 1042    Africa               Mozambique     1997    472.3461 46.34400
## 1043    Africa               Mozambique     2002    633.6179 44.02600
## 1044    Africa               Mozambique     2007    823.6856 42.08200
## 1045      Asia                  Myanmar     1952    331.0000 36.31900
## 1046      Asia                  Myanmar     1957    350.0000 41.90500
## 1047      Asia                  Myanmar     1962    388.0000 45.10800
## 1048      Asia                  Myanmar     1967    349.0000 49.37900
## 1049      Asia                  Myanmar     1972    357.0000 53.07000
## 1050      Asia                  Myanmar     1977    371.0000 56.05900
## 1051      Asia                  Myanmar     1982    424.0000 58.05600
## 1052      Asia                  Myanmar     1987    385.0000 58.33900
## 1053      Asia                  Myanmar     1992    347.0000 59.32000
## 1054      Asia                  Myanmar     1997    415.0000 60.32800
## 1055      Asia                  Myanmar     2002    611.0000 59.90800
## 1056      Asia                  Myanmar     2007    944.0000 62.06900
## 1057    Africa                  Namibia     1952   2423.7804 41.72500
## 1058    Africa                  Namibia     1957   2621.4481 45.22600
## 1059    Africa                  Namibia     1962   3173.2156 48.38600
## 1060    Africa                  Namibia     1967   3793.6948 51.15900
## 1061    Africa                  Namibia     1972   3746.0809 53.86700
## 1062    Africa                  Namibia     1977   3876.4860 56.43700
## 1063    Africa                  Namibia     1982   4191.1005 58.96800
## 1064    Africa                  Namibia     1987   3693.7313 60.83500
## 1065    Africa                  Namibia     1992   3804.5380 61.99900
## 1066    Africa                  Namibia     1997   3899.5243 58.90900
## 1067    Africa                  Namibia     2002   4072.3248 51.47900
## 1068    Africa                  Namibia     2007   4811.0604 52.90600
## 1069      Asia                    Nepal     1952    545.8657 36.15700
## 1070      Asia                    Nepal     1957    597.9364 37.68600
## 1071      Asia                    Nepal     1962    652.3969 39.39300
## 1072      Asia                    Nepal     1967    676.4422 41.47200
## 1073      Asia                    Nepal     1972    674.7881 43.97100
## 1074      Asia                    Nepal     1977    694.1124 46.74800
## 1075      Asia                    Nepal     1982    718.3731 49.59400
## 1076      Asia                    Nepal     1987    775.6325 52.53700
## 1077      Asia                    Nepal     1992    897.7404 55.72700
## 1078      Asia                    Nepal     1997   1010.8921 59.42600
## 1079      Asia                    Nepal     2002   1057.2063 61.34000
## 1080      Asia                    Nepal     2007   1091.3598 63.78500
## 1081    Europe              Netherlands     1952   8941.5719 72.13000
## 1082    Europe              Netherlands     1957  11276.1934 72.99000
## 1083    Europe              Netherlands     1962  12790.8496 73.23000
## 1084    Europe              Netherlands     1967  15363.2514 73.82000
## 1085    Europe              Netherlands     1972  18794.7457 73.75000
## 1086    Europe              Netherlands     1977  21209.0592 75.24000
## 1087    Europe              Netherlands     1982  21399.4605 76.05000
## 1088    Europe              Netherlands     1987  23651.3236 76.83000
## 1089    Europe              Netherlands     1992  26790.9496 77.42000
## 1090    Europe              Netherlands     1997  30246.1306 78.03000
## 1091    Europe              Netherlands     2002  33724.7578 78.53000
## 1092    Europe              Netherlands     2007  36797.9333 79.76200
## 1093   Oceania              New Zealand     1952  10556.5757 69.39000
## 1094   Oceania              New Zealand     1957  12247.3953 70.26000
## 1095   Oceania              New Zealand     1962  13175.6780 71.24000
## 1096   Oceania              New Zealand     1967  14463.9189 71.52000
## 1097   Oceania              New Zealand     1972  16046.0373 71.89000
## 1098   Oceania              New Zealand     1977  16233.7177 72.22000
## 1099   Oceania              New Zealand     1982  17632.4104 73.84000
## 1100   Oceania              New Zealand     1987  19007.1913 74.32000
## 1101   Oceania              New Zealand     1992  18363.3249 76.33000
## 1102   Oceania              New Zealand     1997  21050.4138 77.55000
## 1103   Oceania              New Zealand     2002  23189.8014 79.11000
## 1104   Oceania              New Zealand     2007  25185.0091 80.20400
## 1105  Americas                Nicaragua     1952   3112.3639 42.31400
## 1106  Americas                Nicaragua     1957   3457.4159 45.43200
## 1107  Americas                Nicaragua     1962   3634.3644 48.63200
## 1108  Americas                Nicaragua     1967   4643.3935 51.88400
## 1109  Americas                Nicaragua     1972   4688.5933 55.15100
## 1110  Americas                Nicaragua     1977   5486.3711 57.47000
## 1111  Americas                Nicaragua     1982   3470.3382 59.29800
## 1112  Americas                Nicaragua     1987   2955.9844 62.00800
## 1113  Americas                Nicaragua     1992   2170.1517 65.84300
## 1114  Americas                Nicaragua     1997   2253.0230 68.42600
## 1115  Americas                Nicaragua     2002   2474.5488 70.83600
## 1116  Americas                Nicaragua     2007   2749.3210 72.89900
## 1117    Africa                    Niger     1952    761.8794 37.44400
## 1118    Africa                    Niger     1957    835.5234 38.59800
## 1119    Africa                    Niger     1962    997.7661 39.48700
## 1120    Africa                    Niger     1967   1054.3849 40.11800
## 1121    Africa                    Niger     1972    954.2092 40.54600
## 1122    Africa                    Niger     1977    808.8971 41.29100
## 1123    Africa                    Niger     1982    909.7221 42.59800
## 1124    Africa                    Niger     1987    668.3000 44.55500
## 1125    Africa                    Niger     1992    581.1827 47.39100
## 1126    Africa                    Niger     1997    580.3052 51.31300
## 1127    Africa                    Niger     2002    601.0745 54.49600
## 1128    Africa                    Niger     2007    619.6769 56.86700
## 1129    Africa                  Nigeria     1952   1077.2819 36.32400
## 1130    Africa                  Nigeria     1957   1100.5926 37.80200
## 1131    Africa                  Nigeria     1962   1150.9275 39.36000
## 1132    Africa                  Nigeria     1967   1014.5141 41.04000
## 1133    Africa                  Nigeria     1972   1698.3888 42.82100
## 1134    Africa                  Nigeria     1977   1981.9518 44.51400
## 1135    Africa                  Nigeria     1982   1576.9738 45.82600
## 1136    Africa                  Nigeria     1987   1385.0296 46.88600
## 1137    Africa                  Nigeria     1992   1619.8482 47.47200
## 1138    Africa                  Nigeria     1997   1624.9413 47.46400
## 1139    Africa                  Nigeria     2002   1615.2864 46.60800
## 1140    Africa                  Nigeria     2007   2013.9773 46.85900
## 1141    Europe                   Norway     1952  10095.4217 72.67000
## 1142    Europe                   Norway     1957  11653.9730 73.44000
## 1143    Europe                   Norway     1962  13450.4015 73.47000
## 1144    Europe                   Norway     1967  16361.8765 74.08000
## 1145    Europe                   Norway     1972  18965.0555 74.34000
## 1146    Europe                   Norway     1977  23311.3494 75.37000
## 1147    Europe                   Norway     1982  26298.6353 75.97000
## 1148    Europe                   Norway     1987  31540.9748 75.89000
## 1149    Europe                   Norway     1992  33965.6611 77.32000
## 1150    Europe                   Norway     1997  41283.1643 78.32000
## 1151    Europe                   Norway     2002  44683.9753 79.05000
## 1152    Europe                   Norway     2007  49357.1902 80.19600
## 1153      Asia                     Oman     1952   1828.2303 37.57800
## 1154      Asia                     Oman     1957   2242.7466 40.08000
## 1155      Asia                     Oman     1962   2924.6381 43.16500
## 1156      Asia                     Oman     1967   4720.9427 46.98800
## 1157      Asia                     Oman     1972  10618.0385 52.14300
## 1158      Asia                     Oman     1977  11848.3439 57.36700
## 1159      Asia                     Oman     1982  12954.7910 62.72800
## 1160      Asia                     Oman     1987  18115.2231 67.73400
## 1161      Asia                     Oman     1992  18616.7069 71.19700
## 1162      Asia                     Oman     1997  19702.0558 72.49900
## 1163      Asia                     Oman     2002  19774.8369 74.19300
## 1164      Asia                     Oman     2007  22316.1929 75.64000
## 1165      Asia                 Pakistan     1952    684.5971 43.43600
## 1166      Asia                 Pakistan     1957    747.0835 45.55700
## 1167      Asia                 Pakistan     1962    803.3427 47.67000
## 1168      Asia                 Pakistan     1967    942.4083 49.80000
## 1169      Asia                 Pakistan     1972   1049.9390 51.92900
## 1170      Asia                 Pakistan     1977   1175.9212 54.04300
## 1171      Asia                 Pakistan     1982   1443.4298 56.15800
## 1172      Asia                 Pakistan     1987   1704.6866 58.24500
## 1173      Asia                 Pakistan     1992   1971.8295 60.83800
## 1174      Asia                 Pakistan     1997   2049.3505 61.81800
## 1175      Asia                 Pakistan     2002   2092.7124 63.61000
## 1176      Asia                 Pakistan     2007   2605.9476 65.48300
## 1177  Americas                   Panama     1952   2480.3803 55.19100
## 1178  Americas                   Panama     1957   2961.8009 59.20100
## 1179  Americas                   Panama     1962   3536.5403 61.81700
## 1180  Americas                   Panama     1967   4421.0091 64.07100
## 1181  Americas                   Panama     1972   5364.2497 66.21600
## 1182  Americas                   Panama     1977   5351.9121 68.68100
## 1183  Americas                   Panama     1982   7009.6016 70.47200
## 1184  Americas                   Panama     1987   7034.7792 71.52300
## 1185  Americas                   Panama     1992   6618.7431 72.46200
## 1186  Americas                   Panama     1997   7113.6923 73.73800
## 1187  Americas                   Panama     2002   7356.0319 74.71200
## 1188  Americas                   Panama     2007   9809.1856 75.53700
## 1189  Americas                 Paraguay     1952   1952.3087 62.64900
## 1190  Americas                 Paraguay     1957   2046.1547 63.19600
## 1191  Americas                 Paraguay     1962   2148.0271 64.36100
## 1192  Americas                 Paraguay     1967   2299.3763 64.95100
## 1193  Americas                 Paraguay     1972   2523.3380 65.81500
## 1194  Americas                 Paraguay     1977   3248.3733 66.35300
## 1195  Americas                 Paraguay     1982   4258.5036 66.87400
## 1196  Americas                 Paraguay     1987   3998.8757 67.37800
## 1197  Americas                 Paraguay     1992   4196.4111 68.22500
## 1198  Americas                 Paraguay     1997   4247.4003 69.40000
## 1199  Americas                 Paraguay     2002   3783.6742 70.75500
## 1200  Americas                 Paraguay     2007   4172.8385 71.75200
## 1201  Americas                     Peru     1952   3758.5234 43.90200
## 1202  Americas                     Peru     1957   4245.2567 46.26300
## 1203  Americas                     Peru     1962   4957.0380 49.09600
## 1204  Americas                     Peru     1967   5788.0933 51.44500
## 1205  Americas                     Peru     1972   5937.8273 55.44800
## 1206  Americas                     Peru     1977   6281.2909 58.44700
## 1207  Americas                     Peru     1982   6434.5018 61.40600
## 1208  Americas                     Peru     1987   6360.9434 64.13400
## 1209  Americas                     Peru     1992   4446.3809 66.45800
## 1210  Americas                     Peru     1997   5838.3477 68.38600
## 1211  Americas                     Peru     2002   5909.0201 69.90600
## 1212  Americas                     Peru     2007   7408.9056 71.42100
## 1213      Asia              Philippines     1952   1272.8810 47.75200
## 1214      Asia              Philippines     1957   1547.9448 51.33400
## 1215      Asia              Philippines     1962   1649.5522 54.75700
## 1216      Asia              Philippines     1967   1814.1274 56.39300
## 1217      Asia              Philippines     1972   1989.3741 58.06500
## 1218      Asia              Philippines     1977   2373.2043 60.06000
## 1219      Asia              Philippines     1982   2603.2738 62.08200
## 1220      Asia              Philippines     1987   2189.6350 64.15100
## 1221      Asia              Philippines     1992   2279.3240 66.45800
## 1222      Asia              Philippines     1997   2536.5349 68.56400
## 1223      Asia              Philippines     2002   2650.9211 70.30300
## 1224      Asia              Philippines     2007   3190.4810 71.68800
## 1225    Europe                   Poland     1952   4029.3297 61.31000
## 1226    Europe                   Poland     1957   4734.2530 65.77000
## 1227    Europe                   Poland     1962   5338.7521 67.64000
## 1228    Europe                   Poland     1967   6557.1528 69.61000
## 1229    Europe                   Poland     1972   8006.5070 70.85000
## 1230    Europe                   Poland     1977   9508.1415 70.67000
## 1231    Europe                   Poland     1982   8451.5310 71.32000
## 1232    Europe                   Poland     1987   9082.3512 70.98000
## 1233    Europe                   Poland     1992   7738.8812 70.99000
## 1234    Europe                   Poland     1997  10159.5837 72.75000
## 1235    Europe                   Poland     2002  12002.2391 74.67000
## 1236    Europe                   Poland     2007  15389.9247 75.56300
## 1237    Europe                 Portugal     1952   3068.3199 59.82000
## 1238    Europe                 Portugal     1957   3774.5717 61.51000
## 1239    Europe                 Portugal     1962   4727.9549 64.39000
## 1240    Europe                 Portugal     1967   6361.5180 66.60000
## 1241    Europe                 Portugal     1972   9022.2474 69.26000
## 1242    Europe                 Portugal     1977  10172.4857 70.41000
## 1243    Europe                 Portugal     1982  11753.8429 72.77000
## 1244    Europe                 Portugal     1987  13039.3088 74.06000
## 1245    Europe                 Portugal     1992  16207.2666 74.86000
## 1246    Europe                 Portugal     1997  17641.0316 75.97000
## 1247    Europe                 Portugal     2002  19970.9079 77.29000
## 1248    Europe                 Portugal     2007  20509.6478 78.09800
## 1249  Americas              Puerto Rico     1952   3081.9598 64.28000
## 1250  Americas              Puerto Rico     1957   3907.1562 68.54000
## 1251  Americas              Puerto Rico     1962   5108.3446 69.62000
## 1252  Americas              Puerto Rico     1967   6929.2777 71.10000
## 1253  Americas              Puerto Rico     1972   9123.0417 72.16000
## 1254  Americas              Puerto Rico     1977   9770.5249 73.44000
## 1255  Americas              Puerto Rico     1982  10330.9891 73.75000
## 1256  Americas              Puerto Rico     1987  12281.3419 74.63000
## 1257  Americas              Puerto Rico     1992  14641.5871 73.91100
## 1258  Americas              Puerto Rico     1997  16999.4333 74.91700
## 1259  Americas              Puerto Rico     2002  18855.6062 77.77800
## 1260  Americas              Puerto Rico     2007  19328.7090 78.74600
## 1261    Africa                  Reunion     1952   2718.8853 52.72400
## 1262    Africa                  Reunion     1957   2769.4518 55.09000
## 1263    Africa                  Reunion     1962   3173.7233 57.66600
## 1264    Africa                  Reunion     1967   4021.1757 60.54200
## 1265    Africa                  Reunion     1972   5047.6586 64.27400
## 1266    Africa                  Reunion     1977   4319.8041 67.06400
## 1267    Africa                  Reunion     1982   5267.2194 69.88500
## 1268    Africa                  Reunion     1987   5303.3775 71.91300
## 1269    Africa                  Reunion     1992   6101.2558 73.61500
## 1270    Africa                  Reunion     1997   6071.9414 74.77200
## 1271    Africa                  Reunion     2002   6316.1652 75.74400
## 1272    Africa                  Reunion     2007   7670.1226 76.44200
## 1273    Europe                  Romania     1952   3144.6132 61.05000
## 1274    Europe                  Romania     1957   3943.3702 64.10000
## 1275    Europe                  Romania     1962   4734.9976 66.80000
## 1276    Europe                  Romania     1967   6470.8665 66.80000
## 1277    Europe                  Romania     1972   8011.4144 69.21000
## 1278    Europe                  Romania     1977   9356.3972 69.46000
## 1279    Europe                  Romania     1982   9605.3141 69.66000
## 1280    Europe                  Romania     1987   9696.2733 69.53000
## 1281    Europe                  Romania     1992   6598.4099 69.36000
## 1282    Europe                  Romania     1997   7346.5476 69.72000
## 1283    Europe                  Romania     2002   7885.3601 71.32200
## 1284    Europe                  Romania     2007  10808.4756 72.47600
## 1285    Africa                   Rwanda     1952    493.3239 40.00000
## 1286    Africa                   Rwanda     1957    540.2894 41.50000
## 1287    Africa                   Rwanda     1962    597.4731 43.00000
## 1288    Africa                   Rwanda     1967    510.9637 44.10000
## 1289    Africa                   Rwanda     1972    590.5807 44.60000
## 1290    Africa                   Rwanda     1977    670.0806 45.00000
## 1291    Africa                   Rwanda     1982    881.5706 46.21800
## 1292    Africa                   Rwanda     1987    847.9912 44.02000
## 1293    Africa                   Rwanda     1992    737.0686 23.59900
## 1294    Africa                   Rwanda     1997    589.9445 36.08700
## 1295    Africa                   Rwanda     2002    785.6538 43.41300
## 1296    Africa                   Rwanda     2007    863.0885 46.24200
## 1297    Africa    Sao Tome and Principe     1952    879.5836 46.47100
## 1298    Africa    Sao Tome and Principe     1957    860.7369 48.94500
## 1299    Africa    Sao Tome and Principe     1962   1071.5511 51.89300
## 1300    Africa    Sao Tome and Principe     1967   1384.8406 54.42500
## 1301    Africa    Sao Tome and Principe     1972   1532.9853 56.48000
## 1302    Africa    Sao Tome and Principe     1977   1737.5617 58.55000
## 1303    Africa    Sao Tome and Principe     1982   1890.2181 60.35100
## 1304    Africa    Sao Tome and Principe     1987   1516.5255 61.72800
## 1305    Africa    Sao Tome and Principe     1992   1428.7778 62.74200
## 1306    Africa    Sao Tome and Principe     1997   1339.0760 63.30600
## 1307    Africa    Sao Tome and Principe     2002   1353.0924 64.33700
## 1308    Africa    Sao Tome and Principe     2007   1598.4351 65.52800
## 1309      Asia             Saudi Arabia     1952   6459.5548 39.87500
## 1310      Asia             Saudi Arabia     1957   8157.5912 42.86800
## 1311      Asia             Saudi Arabia     1962  11626.4197 45.91400
## 1312      Asia             Saudi Arabia     1967  16903.0489 49.90100
## 1313      Asia             Saudi Arabia     1972  24837.4287 53.88600
## 1314      Asia             Saudi Arabia     1977  34167.7626 58.69000
## 1315      Asia             Saudi Arabia     1982  33693.1753 63.01200
## 1316      Asia             Saudi Arabia     1987  21198.2614 66.29500
## 1317      Asia             Saudi Arabia     1992  24841.6178 68.76800
## 1318      Asia             Saudi Arabia     1997  20586.6902 70.53300
## 1319      Asia             Saudi Arabia     2002  19014.5412 71.62600
## 1320      Asia             Saudi Arabia     2007  21654.8319 72.77700
## 1321    Africa                  Senegal     1952   1450.3570 37.27800
## 1322    Africa                  Senegal     1957   1567.6530 39.32900
## 1323    Africa                  Senegal     1962   1654.9887 41.45400
## 1324    Africa                  Senegal     1967   1612.4046 43.56300
## 1325    Africa                  Senegal     1972   1597.7121 45.81500
## 1326    Africa                  Senegal     1977   1561.7691 48.87900
## 1327    Africa                  Senegal     1982   1518.4800 52.37900
## 1328    Africa                  Senegal     1987   1441.7207 55.76900
## 1329    Africa                  Senegal     1992   1367.8994 58.19600
## 1330    Africa                  Senegal     1997   1392.3683 60.18700
## 1331    Africa                  Senegal     2002   1519.6353 61.60000
## 1332    Africa                  Senegal     2007   1712.4721 63.06200
## 1333    Europe                   Serbia     1952   3581.4594 57.99600
## 1334    Europe                   Serbia     1957   4981.0909 61.68500
## 1335    Europe                   Serbia     1962   6289.6292 64.53100
## 1336    Europe                   Serbia     1967   7991.7071 66.91400
## 1337    Europe                   Serbia     1972  10522.0675 68.70000
## 1338    Europe                   Serbia     1977  12980.6696 70.30000
## 1339    Europe                   Serbia     1982  15181.0927 70.16200
## 1340    Europe                   Serbia     1987  15870.8785 71.21800
## 1341    Europe                   Serbia     1992   9325.0682 71.65900
## 1342    Europe                   Serbia     1997   7914.3203 72.23200
## 1343    Europe                   Serbia     2002   7236.0753 73.21300
## 1344    Europe                   Serbia     2007   9786.5347 74.00200
## 1345    Africa             Sierra Leone     1952    879.7877 30.33100
## 1346    Africa             Sierra Leone     1957   1004.4844 31.57000
## 1347    Africa             Sierra Leone     1962   1116.6399 32.76700
## 1348    Africa             Sierra Leone     1967   1206.0435 34.11300
## 1349    Africa             Sierra Leone     1972   1353.7598 35.40000
## 1350    Africa             Sierra Leone     1977   1348.2852 36.78800
## 1351    Africa             Sierra Leone     1982   1465.0108 38.44500
## 1352    Africa             Sierra Leone     1987   1294.4478 40.00600
## 1353    Africa             Sierra Leone     1992   1068.6963 38.33300
## 1354    Africa             Sierra Leone     1997    574.6482 39.89700
## 1355    Africa             Sierra Leone     2002    699.4897 41.01200
## 1356    Africa             Sierra Leone     2007    862.5408 42.56800
## 1357      Asia                Singapore     1952   2315.1382 60.39600
## 1358      Asia                Singapore     1957   2843.1044 63.17900
## 1359      Asia                Singapore     1962   3674.7356 65.79800
## 1360      Asia                Singapore     1967   4977.4185 67.94600
## 1361      Asia                Singapore     1972   8597.7562 69.52100
## 1362      Asia                Singapore     1977  11210.0895 70.79500
## 1363      Asia                Singapore     1982  15169.1611 71.76000
## 1364      Asia                Singapore     1987  18861.5308 73.56000
## 1365      Asia                Singapore     1992  24769.8912 75.78800
## 1366      Asia                Singapore     1997  33519.4766 77.15800
## 1367      Asia                Singapore     2002  36023.1054 78.77000
## 1368      Asia                Singapore     2007  47143.1796 79.97200
## 1369    Europe          Slovak Republic     1952   5074.6591 64.36000
## 1370    Europe          Slovak Republic     1957   6093.2630 67.45000
## 1371    Europe          Slovak Republic     1962   7481.1076 70.33000
## 1372    Europe          Slovak Republic     1967   8412.9024 70.98000
## 1373    Europe          Slovak Republic     1972   9674.1676 70.35000
## 1374    Europe          Slovak Republic     1977  10922.6640 70.45000
## 1375    Europe          Slovak Republic     1982  11348.5459 70.80000
## 1376    Europe          Slovak Republic     1987  12037.2676 71.08000
## 1377    Europe          Slovak Republic     1992   9498.4677 71.38000
## 1378    Europe          Slovak Republic     1997  12126.2306 72.71000
## 1379    Europe          Slovak Republic     2002  13638.7784 73.80000
## 1380    Europe          Slovak Republic     2007  18678.3144 74.66300
## 1381    Europe                 Slovenia     1952   4215.0417 65.57000
## 1382    Europe                 Slovenia     1957   5862.2766 67.85000
## 1383    Europe                 Slovenia     1962   7402.3034 69.15000
## 1384    Europe                 Slovenia     1967   9405.4894 69.18000
## 1385    Europe                 Slovenia     1972  12383.4862 69.82000
## 1386    Europe                 Slovenia     1977  15277.0302 70.97000
## 1387    Europe                 Slovenia     1982  17866.7218 71.06300
## 1388    Europe                 Slovenia     1987  18678.5349 72.25000
## 1389    Europe                 Slovenia     1992  14214.7168 73.64000
## 1390    Europe                 Slovenia     1997  17161.1073 75.13000
## 1391    Europe                 Slovenia     2002  20660.0194 76.66000
## 1392    Europe                 Slovenia     2007  25768.2576 77.92600
## 1393    Africa                  Somalia     1952   1135.7498 32.97800
## 1394    Africa                  Somalia     1957   1258.1474 34.97700
## 1395    Africa                  Somalia     1962   1369.4883 36.98100
## 1396    Africa                  Somalia     1967   1284.7332 38.97700
## 1397    Africa                  Somalia     1972   1254.5761 40.97300
## 1398    Africa                  Somalia     1977   1450.9925 41.97400
## 1399    Africa                  Somalia     1982   1176.8070 42.95500
## 1400    Africa                  Somalia     1987   1093.2450 44.50100
## 1401    Africa                  Somalia     1992    926.9603 39.65800
## 1402    Africa                  Somalia     1997    930.5964 43.79500
## 1403    Africa                  Somalia     2002    882.0818 45.93600
## 1404    Africa                  Somalia     2007    926.1411 48.15900
## 1405    Africa             South Africa     1952   4725.2955 45.00900
## 1406    Africa             South Africa     1957   5487.1042 47.98500
## 1407    Africa             South Africa     1962   5768.7297 49.95100
## 1408    Africa             South Africa     1967   7114.4780 51.92700
## 1409    Africa             South Africa     1972   7765.9626 53.69600
## 1410    Africa             South Africa     1977   8028.6514 55.52700
## 1411    Africa             South Africa     1982   8568.2662 58.16100
## 1412    Africa             South Africa     1987   7825.8234 60.83400
## 1413    Africa             South Africa     1992   7225.0693 61.88800
## 1414    Africa             South Africa     1997   7479.1882 60.23600
## 1415    Africa             South Africa     2002   7710.9464 53.36500
## 1416    Africa             South Africa     2007   9269.6578 49.33900
## 1417    Europe                    Spain     1952   3834.0347 64.94000
## 1418    Europe                    Spain     1957   4564.8024 66.66000
## 1419    Europe                    Spain     1962   5693.8439 69.69000
## 1420    Europe                    Spain     1967   7993.5123 71.44000
## 1421    Europe                    Spain     1972  10638.7513 73.06000
## 1422    Europe                    Spain     1977  13236.9212 74.39000
## 1423    Europe                    Spain     1982  13926.1700 76.30000
## 1424    Europe                    Spain     1987  15764.9831 76.90000
## 1425    Europe                    Spain     1992  18603.0645 77.57000
## 1426    Europe                    Spain     1997  20445.2990 78.77000
## 1427    Europe                    Spain     2002  24835.4717 79.78000
## 1428    Europe                    Spain     2007  28821.0637 80.94100
## 1429      Asia                Sri Lanka     1952   1083.5320 57.59300
## 1430      Asia                Sri Lanka     1957   1072.5466 61.45600
## 1431      Asia                Sri Lanka     1962   1074.4720 62.19200
## 1432      Asia                Sri Lanka     1967   1135.5143 64.26600
## 1433      Asia                Sri Lanka     1972   1213.3955 65.04200
## 1434      Asia                Sri Lanka     1977   1348.7757 65.94900
## 1435      Asia                Sri Lanka     1982   1648.0798 68.75700
## 1436      Asia                Sri Lanka     1987   1876.7668 69.01100
## 1437      Asia                Sri Lanka     1992   2153.7392 70.37900
## 1438      Asia                Sri Lanka     1997   2664.4773 70.45700
## 1439      Asia                Sri Lanka     2002   3015.3788 70.81500
## 1440      Asia                Sri Lanka     2007   3970.0954 72.39600
## 1441    Africa                    Sudan     1952   1615.9911 38.63500
## 1442    Africa                    Sudan     1957   1770.3371 39.62400
## 1443    Africa                    Sudan     1962   1959.5938 40.87000
## 1444    Africa                    Sudan     1967   1687.9976 42.85800
## 1445    Africa                    Sudan     1972   1659.6528 45.08300
## 1446    Africa                    Sudan     1977   2202.9884 47.80000
## 1447    Africa                    Sudan     1982   1895.5441 50.33800
## 1448    Africa                    Sudan     1987   1507.8192 51.74400
## 1449    Africa                    Sudan     1992   1492.1970 53.55600
## 1450    Africa                    Sudan     1997   1632.2108 55.37300
## 1451    Africa                    Sudan     2002   1993.3983 56.36900
## 1452    Africa                    Sudan     2007   2602.3950 58.55600
## 1453    Africa                Swaziland     1952   1148.3766 41.40700
## 1454    Africa                Swaziland     1957   1244.7084 43.42400
## 1455    Africa                Swaziland     1962   1856.1821 44.99200
## 1456    Africa                Swaziland     1967   2613.1017 46.63300
## 1457    Africa                Swaziland     1972   3364.8366 49.55200
## 1458    Africa                Swaziland     1977   3781.4106 52.53700
## 1459    Africa                Swaziland     1982   3895.3840 55.56100
## 1460    Africa                Swaziland     1987   3984.8398 57.67800
## 1461    Africa                Swaziland     1992   3553.0224 58.47400
## 1462    Africa                Swaziland     1997   3876.7685 54.28900
## 1463    Africa                Swaziland     2002   4128.1169 43.86900
## 1464    Africa                Swaziland     2007   4513.4806 39.61300
## 1465    Europe                   Sweden     1952   8527.8447 71.86000
## 1466    Europe                   Sweden     1957   9911.8782 72.49000
## 1467    Europe                   Sweden     1962  12329.4419 73.37000
## 1468    Europe                   Sweden     1967  15258.2970 74.16000
## 1469    Europe                   Sweden     1972  17832.0246 74.72000
## 1470    Europe                   Sweden     1977  18855.7252 75.44000
## 1471    Europe                   Sweden     1982  20667.3812 76.42000
## 1472    Europe                   Sweden     1987  23586.9293 77.19000
## 1473    Europe                   Sweden     1992  23880.0168 78.16000
## 1474    Europe                   Sweden     1997  25266.5950 79.39000
## 1475    Europe                   Sweden     2002  29341.6309 80.04000
## 1476    Europe                   Sweden     2007  33859.7484 80.88400
## 1477    Europe              Switzerland     1952  14734.2327 69.62000
## 1478    Europe              Switzerland     1957  17909.4897 70.56000
## 1479    Europe              Switzerland     1962  20431.0927 71.32000
## 1480    Europe              Switzerland     1967  22966.1443 72.77000
## 1481    Europe              Switzerland     1972  27195.1130 73.78000
## 1482    Europe              Switzerland     1977  26982.2905 75.39000
## 1483    Europe              Switzerland     1982  28397.7151 76.21000
## 1484    Europe              Switzerland     1987  30281.7046 77.41000
## 1485    Europe              Switzerland     1992  31871.5303 78.03000
## 1486    Europe              Switzerland     1997  32135.3230 79.37000
## 1487    Europe              Switzerland     2002  34480.9577 80.62000
## 1488    Europe              Switzerland     2007  37506.4191 81.70100
## 1489      Asia                    Syria     1952   1643.4854 45.88300
## 1490      Asia                    Syria     1957   2117.2349 48.28400
## 1491      Asia                    Syria     1962   2193.0371 50.30500
## 1492      Asia                    Syria     1967   1881.9236 53.65500
## 1493      Asia                    Syria     1972   2571.4230 57.29600
## 1494      Asia                    Syria     1977   3195.4846 61.19500
## 1495      Asia                    Syria     1982   3761.8377 64.59000
## 1496      Asia                    Syria     1987   3116.7743 66.97400
## 1497      Asia                    Syria     1992   3340.5428 69.24900
## 1498      Asia                    Syria     1997   4014.2390 71.52700
## 1499      Asia                    Syria     2002   4090.9253 73.05300
## 1500      Asia                    Syria     2007   4184.5481 74.14300
## 1501      Asia                   Taiwan     1952   1206.9479 58.50000
## 1502      Asia                   Taiwan     1957   1507.8613 62.40000
## 1503      Asia                   Taiwan     1962   1822.8790 65.20000
## 1504      Asia                   Taiwan     1967   2643.8587 67.50000
## 1505      Asia                   Taiwan     1972   4062.5239 69.39000
## 1506      Asia                   Taiwan     1977   5596.5198 70.59000
## 1507      Asia                   Taiwan     1982   7426.3548 72.16000
## 1508      Asia                   Taiwan     1987  11054.5618 73.40000
## 1509      Asia                   Taiwan     1992  15215.6579 74.26000
## 1510      Asia                   Taiwan     1997  20206.8210 75.25000
## 1511      Asia                   Taiwan     2002  23235.4233 76.99000
## 1512      Asia                   Taiwan     2007  28718.2768 78.40000
## 1513    Africa                 Tanzania     1952    716.6501 41.21500
## 1514    Africa                 Tanzania     1957    698.5356 42.97400
## 1515    Africa                 Tanzania     1962    722.0038 44.24600
## 1516    Africa                 Tanzania     1967    848.2187 45.75700
## 1517    Africa                 Tanzania     1972    915.9851 47.62000
## 1518    Africa                 Tanzania     1977    962.4923 49.91900
## 1519    Africa                 Tanzania     1982    874.2426 50.60800
## 1520    Africa                 Tanzania     1987    831.8221 51.53500
## 1521    Africa                 Tanzania     1992    825.6825 50.44000
## 1522    Africa                 Tanzania     1997    789.1862 48.46600
## 1523    Africa                 Tanzania     2002    899.0742 49.65100
## 1524    Africa                 Tanzania     2007   1107.4822 52.51700
## 1525      Asia                 Thailand     1952    757.7974 50.84800
## 1526      Asia                 Thailand     1957    793.5774 53.63000
## 1527      Asia                 Thailand     1962   1002.1992 56.06100
## 1528      Asia                 Thailand     1967   1295.4607 58.28500
## 1529      Asia                 Thailand     1972   1524.3589 60.40500
## 1530      Asia                 Thailand     1977   1961.2246 62.49400
## 1531      Asia                 Thailand     1982   2393.2198 64.59700
## 1532      Asia                 Thailand     1987   2982.6538 66.08400
## 1533      Asia                 Thailand     1992   4616.8965 67.29800
## 1534      Asia                 Thailand     1997   5852.6255 67.52100
## 1535      Asia                 Thailand     2002   5913.1875 68.56400
## 1536      Asia                 Thailand     2007   7458.3963 70.61600
## 1537    Africa                     Togo     1952    859.8087 38.59600
## 1538    Africa                     Togo     1957    925.9083 41.20800
## 1539    Africa                     Togo     1962   1067.5348 43.92200
## 1540    Africa                     Togo     1967   1477.5968 46.76900
## 1541    Africa                     Togo     1972   1649.6602 49.75900
## 1542    Africa                     Togo     1977   1532.7770 52.88700
## 1543    Africa                     Togo     1982   1344.5780 55.47100
## 1544    Africa                     Togo     1987   1202.2014 56.94100
## 1545    Africa                     Togo     1992   1034.2989 58.06100
## 1546    Africa                     Togo     1997    982.2869 58.39000
## 1547    Africa                     Togo     2002    886.2206 57.56100
## 1548    Africa                     Togo     2007    882.9699 58.42000
## 1549  Americas      Trinidad and Tobago     1952   3023.2719 59.10000
## 1550  Americas      Trinidad and Tobago     1957   4100.3934 61.80000
## 1551  Americas      Trinidad and Tobago     1962   4997.5240 64.90000
## 1552  Americas      Trinidad and Tobago     1967   5621.3685 65.40000
## 1553  Americas      Trinidad and Tobago     1972   6619.5514 65.90000
## 1554  Americas      Trinidad and Tobago     1977   7899.5542 68.30000
## 1555  Americas      Trinidad and Tobago     1982   9119.5286 68.83200
## 1556  Americas      Trinidad and Tobago     1987   7388.5978 69.58200
## 1557  Americas      Trinidad and Tobago     1992   7370.9909 69.86200
## 1558  Americas      Trinidad and Tobago     1997   8792.5731 69.46500
## 1559  Americas      Trinidad and Tobago     2002  11460.6002 68.97600
## 1560  Americas      Trinidad and Tobago     2007  18008.5092 69.81900
## 1561    Africa                  Tunisia     1952   1468.4756 44.60000
## 1562    Africa                  Tunisia     1957   1395.2325 47.10000
## 1563    Africa                  Tunisia     1962   1660.3032 49.57900
## 1564    Africa                  Tunisia     1967   1932.3602 52.05300
## 1565    Africa                  Tunisia     1972   2753.2860 55.60200
## 1566    Africa                  Tunisia     1977   3120.8768 59.83700
## 1567    Africa                  Tunisia     1982   3560.2332 64.04800
## 1568    Africa                  Tunisia     1987   3810.4193 66.89400
## 1569    Africa                  Tunisia     1992   4332.7202 70.00100
## 1570    Africa                  Tunisia     1997   4876.7986 71.97300
## 1571    Africa                  Tunisia     2002   5722.8957 73.04200
## 1572    Africa                  Tunisia     2007   7092.9230 73.92300
## 1573    Europe                   Turkey     1952   1969.1010 43.58500
## 1574    Europe                   Turkey     1957   2218.7543 48.07900
## 1575    Europe                   Turkey     1962   2322.8699 52.09800
## 1576    Europe                   Turkey     1967   2826.3564 54.33600
## 1577    Europe                   Turkey     1972   3450.6964 57.00500
## 1578    Europe                   Turkey     1977   4269.1223 59.50700
## 1579    Europe                   Turkey     1982   4241.3563 61.03600
## 1580    Europe                   Turkey     1987   5089.0437 63.10800
## 1581    Europe                   Turkey     1992   5678.3483 66.14600
## 1582    Europe                   Turkey     1997   6601.4299 68.83500
## 1583    Europe                   Turkey     2002   6508.0857 70.84500
## 1584    Europe                   Turkey     2007   8458.2764 71.77700
## 1585    Africa                   Uganda     1952    734.7535 39.97800
## 1586    Africa                   Uganda     1957    774.3711 42.57100
## 1587    Africa                   Uganda     1962    767.2717 45.34400
## 1588    Africa                   Uganda     1967    908.9185 48.05100
## 1589    Africa                   Uganda     1972    950.7359 51.01600
## 1590    Africa                   Uganda     1977    843.7331 50.35000
## 1591    Africa                   Uganda     1982    682.2662 49.84900
## 1592    Africa                   Uganda     1987    617.7244 51.50900
## 1593    Africa                   Uganda     1992    644.1708 48.82500
## 1594    Africa                   Uganda     1997    816.5591 44.57800
## 1595    Africa                   Uganda     2002    927.7210 47.81300
## 1596    Africa                   Uganda     2007   1056.3801 51.54200
## 1597    Europe           United Kingdom     1952   9979.5085 69.18000
## 1598    Europe           United Kingdom     1957  11283.1779 70.42000
## 1599    Europe           United Kingdom     1962  12477.1771 70.76000
## 1600    Europe           United Kingdom     1967  14142.8509 71.36000
## 1601    Europe           United Kingdom     1972  15895.1164 72.01000
## 1602    Europe           United Kingdom     1977  17428.7485 72.76000
## 1603    Europe           United Kingdom     1982  18232.4245 74.04000
## 1604    Europe           United Kingdom     1987  21664.7877 75.00700
## 1605    Europe           United Kingdom     1992  22705.0925 76.42000
## 1606    Europe           United Kingdom     1997  26074.5314 77.21800
## 1607    Europe           United Kingdom     2002  29478.9992 78.47100
## 1608    Europe           United Kingdom     2007  33203.2613 79.42500
## 1609  Americas            United States     1952  13990.4821 68.44000
## 1610  Americas            United States     1957  14847.1271 69.49000
## 1611  Americas            United States     1962  16173.1459 70.21000
## 1612  Americas            United States     1967  19530.3656 70.76000
## 1613  Americas            United States     1972  21806.0359 71.34000
## 1614  Americas            United States     1977  24072.6321 73.38000
## 1615  Americas            United States     1982  25009.5591 74.65000
## 1616  Americas            United States     1987  29884.3504 75.02000
## 1617  Americas            United States     1992  32003.9322 76.09000
## 1618  Americas            United States     1997  35767.4330 76.81000
## 1619  Americas            United States     2002  39097.0995 77.31000
## 1620  Americas            United States     2007  42951.6531 78.24200
## 1621  Americas                  Uruguay     1952   5716.7667 66.07100
## 1622  Americas                  Uruguay     1957   6150.7730 67.04400
## 1623  Americas                  Uruguay     1962   5603.3577 68.25300
## 1624  Americas                  Uruguay     1967   5444.6196 68.46800
## 1625  Americas                  Uruguay     1972   5703.4089 68.67300
## 1626  Americas                  Uruguay     1977   6504.3397 69.48100
## 1627  Americas                  Uruguay     1982   6920.2231 70.80500
## 1628  Americas                  Uruguay     1987   7452.3990 71.91800
## 1629  Americas                  Uruguay     1992   8137.0048 72.75200
## 1630  Americas                  Uruguay     1997   9230.2407 74.22300
## 1631  Americas                  Uruguay     2002   7727.0020 75.30700
## 1632  Americas                  Uruguay     2007  10611.4630 76.38400
## 1633  Americas                Venezuela     1952   7689.7998 55.08800
## 1634  Americas                Venezuela     1957   9802.4665 57.90700
## 1635  Americas                Venezuela     1962   8422.9742 60.77000
## 1636  Americas                Venezuela     1967   9541.4742 63.47900
## 1637  Americas                Venezuela     1972  10505.2597 65.71200
## 1638  Americas                Venezuela     1977  13143.9510 67.45600
## 1639  Americas                Venezuela     1982  11152.4101 68.55700
## 1640  Americas                Venezuela     1987   9883.5846 70.19000
## 1641  Americas                Venezuela     1992  10733.9263 71.15000
## 1642  Americas                Venezuela     1997  10165.4952 72.14600
## 1643  Americas                Venezuela     2002   8605.0478 72.76600
## 1644  Americas                Venezuela     2007  11415.8057 73.74700
## 1645      Asia                  Vietnam     1952    605.0665 40.41200
## 1646      Asia                  Vietnam     1957    676.2854 42.88700
## 1647      Asia                  Vietnam     1962    772.0492 45.36300
## 1648      Asia                  Vietnam     1967    637.1233 47.83800
## 1649      Asia                  Vietnam     1972    699.5016 50.25400
## 1650      Asia                  Vietnam     1977    713.5371 55.76400
## 1651      Asia                  Vietnam     1982    707.2358 58.81600
## 1652      Asia                  Vietnam     1987    820.7994 62.82000
## 1653      Asia                  Vietnam     1992    989.0231 67.66200
## 1654      Asia                  Vietnam     1997   1385.8968 70.67200
## 1655      Asia                  Vietnam     2002   1764.4567 73.01700
## 1656      Asia                  Vietnam     2007   2441.5764 74.24900
## 1657      Asia       West Bank and Gaza     1952   1515.5923 43.16000
## 1658      Asia       West Bank and Gaza     1957   1827.0677 45.67100
## 1659      Asia       West Bank and Gaza     1962   2198.9563 48.12700
## 1660      Asia       West Bank and Gaza     1967   2649.7150 51.63100
## 1661      Asia       West Bank and Gaza     1972   3133.4093 56.53200
## 1662      Asia       West Bank and Gaza     1977   3682.8315 60.76500
## 1663      Asia       West Bank and Gaza     1982   4336.0321 64.40600
## 1664      Asia       West Bank and Gaza     1987   5107.1974 67.04600
## 1665      Asia       West Bank and Gaza     1992   6017.6548 69.71800
## 1666      Asia       West Bank and Gaza     1997   7110.6676 71.09600
## 1667      Asia       West Bank and Gaza     2002   4515.4876 72.37000
## 1668      Asia       West Bank and Gaza     2007   3025.3498 73.42200
## 1669      Asia               Yemen Rep.     1952    781.7176 32.54800
## 1670      Asia               Yemen Rep.     1957    804.8305 33.97000
## 1671      Asia               Yemen Rep.     1962    825.6232 35.18000
## 1672      Asia               Yemen Rep.     1967    862.4421 36.98400
## 1673      Asia               Yemen Rep.     1972   1265.0470 39.84800
## 1674      Asia               Yemen Rep.     1977   1829.7652 44.17500
## 1675      Asia               Yemen Rep.     1982   1977.5570 49.11300
## 1676      Asia               Yemen Rep.     1987   1971.7415 52.92200
## 1677      Asia               Yemen Rep.     1992   1879.4967 55.59900
## 1678      Asia               Yemen Rep.     1997   2117.4845 58.02000
## 1679      Asia               Yemen Rep.     2002   2234.8208 60.30800
## 1680      Asia               Yemen Rep.     2007   2280.7699 62.69800
## 1681    Africa                   Zambia     1952   1147.3888 42.03800
## 1682    Africa                   Zambia     1957   1311.9568 44.07700
## 1683    Africa                   Zambia     1962   1452.7258 46.02300
## 1684    Africa                   Zambia     1967   1777.0773 47.76800
## 1685    Africa                   Zambia     1972   1773.4983 50.10700
## 1686    Africa                   Zambia     1977   1588.6883 51.38600
## 1687    Africa                   Zambia     1982   1408.6786 51.82100
## 1688    Africa                   Zambia     1987   1213.3151 50.82100
## 1689    Africa                   Zambia     1992   1210.8846 46.10000
## 1690    Africa                   Zambia     1997   1071.3538 40.23800
## 1691    Africa                   Zambia     2002   1071.6139 39.19300
## 1692    Africa                   Zambia     2007   1271.2116 42.38400
## 1693    Africa                 Zimbabwe     1952    406.8841 48.45100
## 1694    Africa                 Zimbabwe     1957    518.7643 50.46900
## 1695    Africa                 Zimbabwe     1962    527.2722 52.35800
## 1696    Africa                 Zimbabwe     1967    569.7951 53.99500
## 1697    Africa                 Zimbabwe     1972    799.3622 55.63500
## 1698    Africa                 Zimbabwe     1977    685.5877 57.67400
## 1699    Africa                 Zimbabwe     1982    788.8550 60.36300
## 1700    Africa                 Zimbabwe     1987    706.1573 62.35100
## 1701    Africa                 Zimbabwe     1992    693.4208 60.37700
## 1702    Africa                 Zimbabwe     1997    792.4500 46.80900
## 1703    Africa                 Zimbabwe     2002    672.0386 39.98900
## 1704    Africa                 Zimbabwe     2007    469.7093 43.48700
##             pop
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